CVE-2025-5323 (GCVE-0-2025-5323)
Vulnerability from cvelistv5
Published
2025-05-29 18:00
Modified
2025-05-29 18:57
Severity ?
6.3 (Medium) - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
3.7 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
3.7 (Low) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CWE
  • CWE-649 - Reliance on Obfuscation or Encryption of Security-Relevant Inputs without Integrity Checking
  • CWE-325 - Missing Cryptographic Step
Summary
A vulnerability, which was classified as problematic, has been found in fossasia open-event-server 1.19.1. This issue affects the function send_email_change_user_email of the file /fossasia/open-event-server/blob/development/app/api/helpers/mail.py of the component Mail Verification Handler. The manipulation leads to reliance on obfuscation or encryption of security-relevant inputs without integrity checking. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
References
Impacted products
Vendor Product Version
fossasia open-event-server Version: 1.19.1
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-5323",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-29T18:57:30.338894Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-05-29T18:57:43.643Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "Mail Verification Handler"
          ],
          "product": "open-event-server",
          "vendor": "fossasia",
          "versions": [
            {
              "status": "affected",
              "version": "1.19.1"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Gavin Zhong (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability, which was classified as problematic, has been found in fossasia open-event-server 1.19.1. This issue affects the function send_email_change_user_email of the file /fossasia/open-event-server/blob/development/app/api/helpers/mail.py of the component Mail Verification Handler. The manipulation leads to reliance on obfuscation or encryption of security-relevant inputs without integrity checking. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
        },
        {
          "lang": "de",
          "value": "Eine Schwachstelle wurde in fossasia open-event-server 1.19.1 entdeckt. Sie wurde als problematisch eingestuft. Betroffen davon ist die Funktion send_email_change_user_email der Datei /fossasia/open-event-server/blob/development/app/api/helpers/mail.py der Komponente Mail Verification Handler. Durch das Manipulieren mit unbekannten Daten kann eine reliance on obfuscation or encryption of security-relevant inputs without integrity checking-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \u00fcber das Netzwerk erfolgen. Die Komplexit\u00e4t eines Angriffs ist eher hoch. Die Ausnutzbarkeit gilt als schwierig. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 3.7,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 3.7,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 2.6,
            "vectorString": "AV:N/AC:H/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-649",
              "description": "Reliance on Obfuscation or Encryption of Security-Relevant Inputs without Integrity Checking",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-325",
              "description": "Missing Cryptographic Step",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-29T18:00:06.249Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-310493 | fossasia open-event-server Mail Verification mail.py send_email_change_user_email reliance on obfuscation or encryption of security-relevant inputs without integrity checking",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.310493"
        },
        {
          "name": "VDB-310493 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.310493"
        },
        {
          "name": "Submit #580256 | open-event-server v1.19.1 Reliance on Obfuscation or Encryption of Security-Relevant Input",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.580256"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61#proof-of-concept"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-05-29T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-05-29T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-05-29T10:25:53.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "fossasia open-event-server Mail Verification mail.py send_email_change_user_email reliance on obfuscation or encryption of security-relevant inputs without integrity checking"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-5323",
    "datePublished": "2025-05-29T18:00:06.249Z",
    "dateReserved": "2025-05-29T08:20:46.882Z",
    "dateUpdated": "2025-05-29T18:57:43.643Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-5323\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2025-05-29T18:15:24.413\",\"lastModified\":\"2025-05-30T16:31:03.107\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability, which was classified as problematic, has been found in fossasia open-event-server 1.19.1. This issue affects the function send_email_change_user_email of the file /fossasia/open-event-server/blob/development/app/api/helpers/mail.py of the component Mail Verification Handler. The manipulation leads to reliance on obfuscation or encryption of security-relevant inputs without integrity checking. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.\"},{\"lang\":\"es\",\"value\":\"Se ha detectado una vulnerabilidad clasificada como problem\u00e1tica en fossasia open-event-server 1.19.1. Este problema afecta a la funci\u00f3n send_email_change_user_email del archivo /fossasia/open-event-server/blob/development/app/api/helpers/mail.py del componente Mail Verification Handler. La manipulaci\u00f3n implica el uso de la ofuscaci\u00f3n o el cifrado de entradas relevantes para la seguridad sin verificaci\u00f3n de integridad. El ataque puede ejecutarse en remoto.Es un ataque de complejidad bastante alta. Parece dif\u00edcil de explotar. Se ha hecho p\u00fablico el exploit y puede que sea utilizado. Se contact\u00f3 al proveedor con antelaci\u00f3n sobre esta divulgaci\u00f3n, pero no respondi\u00f3.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":6.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"NONE\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N\",\"baseScore\":3.7,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.2,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:H/Au:N/C:N/I:P/A:N\",\"baseScore\":2.6,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"HIGH\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":4.9,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-325\"},{\"lang\":\"en\",\"value\":\"CWE-649\"}]}],\"references\":[{\"url\":\"https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61#proof-of-concept\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?ctiid.310493\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?id.310493\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?submit.580256\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-5323\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-05-29T18:57:30.338894Z\"}}}], \"references\": [{\"url\": \"https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61\", \"tags\": [\"exploit\"]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-05-29T18:57:39.933Z\"}}], \"cna\": {\"title\": \"fossasia open-event-server Mail Verification mail.py send_email_change_user_email reliance on obfuscation or encryption of security-relevant inputs without integrity checking\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"Gavin Zhong (VulDB User)\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 6.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 3.7, \"baseSeverity\": \"LOW\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 3.7, \"baseSeverity\": \"LOW\", \"vectorString\": \"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 2.6, \"vectorString\": \"AV:N/AC:H/Au:N/C:N/I:P/A:N\"}}], \"affected\": [{\"vendor\": \"fossasia\", \"modules\": [\"Mail Verification Handler\"], \"product\": \"open-event-server\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.19.1\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2025-05-29T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2025-05-29T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2025-05-29T10:25:53.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/?id.310493\", \"name\": \"VDB-310493 | fossasia open-event-server Mail Verification mail.py send_email_change_user_email reliance on obfuscation or encryption of security-relevant inputs without integrity checking\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/?ctiid.310493\", \"name\": \"VDB-310493 | CTI Indicators (IOB, IOC, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/?submit.580256\", \"name\": \"Submit #580256 | open-event-server v1.19.1 Reliance on Obfuscation or Encryption of Security-Relevant Input\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61\", \"tags\": [\"related\"]}, {\"url\": \"https://gist.github.com/superboy-zjc/31ecea91b304b8dd9871ad507467ca61#proof-of-concept\", \"tags\": [\"exploit\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability, which was classified as problematic, has been found in fossasia open-event-server 1.19.1. This issue affects the function send_email_change_user_email of the file /fossasia/open-event-server/blob/development/app/api/helpers/mail.py of the component Mail Verification Handler. The manipulation leads to reliance on obfuscation or encryption of security-relevant inputs without integrity checking. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.\"}, {\"lang\": \"de\", \"value\": \"Eine Schwachstelle wurde in fossasia open-event-server 1.19.1 entdeckt. Sie wurde als problematisch eingestuft. Betroffen davon ist die Funktion send_email_change_user_email der Datei /fossasia/open-event-server/blob/development/app/api/helpers/mail.py der Komponente Mail Verification Handler. Durch das Manipulieren mit unbekannten Daten kann eine reliance on obfuscation or encryption of security-relevant inputs without integrity checking-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \\u00fcber das Netzwerk erfolgen. Die Komplexit\\u00e4t eines Angriffs ist eher hoch. Die Ausnutzbarkeit gilt als schwierig. Der Exploit steht zur \\u00f6ffentlichen Verf\\u00fcgung.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-649\", \"description\": \"Reliance on Obfuscation or Encryption of Security-Relevant Inputs without Integrity Checking\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-325\", \"description\": \"Missing Cryptographic Step\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2025-05-29T18:00:06.249Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-5323\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-05-29T18:57:43.643Z\", \"dateReserved\": \"2025-05-29T08:20:46.882Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2025-05-29T18:00:06.249Z\", \"assignerShortName\": \"VulDB\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.