github - ghsa-v9hv-wgmv-7qj2

ghsa-v9hv-wgmv-7qj2

Vulnerability from github

Published

2025-05-26 15:30

Modified

2025-05-26 15:30

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.7 (Medium) - CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Details

Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root.

Show details on source website

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-46805"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-367"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-05-26T14:15:20Z",
    "severity": "MODERATE"
  },
  "details": "Screen version 5.0.0 and older version 4 releases have  a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root.",
  "id": "GHSA-v9hv-wgmv-7qj2",
  "modified": "2025-05-26T15:30:34Z",
  "published": "2025-05-26T15:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-46805"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46805"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2025/05/12/1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/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",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2025-46805 (GCVE-0-2025-46805)

Vulnerability from cvelistv5

Published

2025-05-26 13:16

Modified

2025-05-27 14:10

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.7 (Medium) - CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Summary

Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root.

References

►

URL

Tags

	https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46805
	https://www.openwall.com/lists/oss-security/2025/05/12/1

Impacted products

	Vendor	Product	Version
			Version: 5.0. ≤ 5.0.0 Version: ? ≤ 4.9.1

Show details on NVD website

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-46805",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-27T14:10:31.731680Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-05-27T14:10:49.034Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://git.savannah.gnu.org/cgit/screen.git",
          "defaultStatus": "unaffected",
          "packageName": "screen",
          "versions": [
            {
              "lessThanOrEqual": "5.0.0",
              "status": "affected",
              "version": "5.0.",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.1",
              "status": "affected",
              "version": "?",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Matthias Gerstner, SUSE"
        }
      ],
      "datePublic": "2025-05-12T15:24:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Screen version 5.0.0 and older version 4 releases have  a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root."
            }
          ],
          "value": "Screen version 5.0.0 and older version 4 releases have  a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "LOCAL",
            "baseScore": 5.7,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-367",
              "description": "CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-26T13:23:17.702Z",
        "orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
        "shortName": "suse"
      },
      "references": [
        {
          "url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46805"
        },
        {
          "url": "https://www.openwall.com/lists/oss-security/2025/05/12/1"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Screen has a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
    "assignerShortName": "suse",
    "cveId": "CVE-2025-46805",
    "datePublished": "2025-05-26T13:16:40.969Z",
    "dateReserved": "2025-04-30T11:28:04.728Z",
    "dateUpdated": "2025-05-27T14:10:49.034Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Log in or create an account to share your comment.

Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

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.