gsd-2023-23621
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
Discourse is an open-source discussion platform. Prior to version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches, a malicious user can cause a regular expression denial of service using a carefully crafted user agent. This issue is patched in version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches. There are no known workarounds.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2023-23621",
"id": "GSD-2023-23621"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2023-23621"
],
"details": "Discourse is an open-source discussion platform. Prior to version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches, a malicious user can cause a regular expression denial of service using a carefully crafted user agent. This issue is patched in version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches. There are no known workarounds.",
"id": "GSD-2023-23621",
"modified": "2023-12-13T01:20:49.989667Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
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"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2023-23621",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "discourse",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "\u003c 3.0.1"
},
{
"version_affected": "=",
"version_value": "= 3.1.0.beta1"
}
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}
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}
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}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Discourse is an open-source discussion platform. Prior to version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches, a malicious user can cause a regular expression denial of service using a carefully crafted user agent. This issue is patched in version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches. There are no known workarounds."
}
]
},
"impact": {
"cvss": [
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.6,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"cweId": "CWE-1333",
"lang": "eng",
"value": "CWE-1333: Inefficient Regular Expression Complexity"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/discourse/discourse/security/advisories/GHSA-mrfp-54hf-jrcv",
"refsource": "MISC",
"url": "https://github.com/discourse/discourse/security/advisories/GHSA-mrfp-54hf-jrcv"
},
{
"name": "https://github.com/discourse/discourse/pull/20002",
"refsource": "MISC",
"url": "https://github.com/discourse/discourse/pull/20002"
},
{
"name": "https://github.com/discourse/discourse/commit/6d92c3cbdac431db99a450f360a3048bb3aaf458",
"refsource": "MISC",
"url": "https://github.com/discourse/discourse/commit/6d92c3cbdac431db99a450f360a3048bb3aaf458"
}
]
},
"source": {
"advisory": "GHSA-mrfp-54hf-jrcv",
"discovery": "UNKNOWN"
}
},
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],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2023-23621"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "Discourse is an open-source discussion platform. Prior to version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches, a malicious user can cause a regular expression denial of service using a carefully crafted user agent. This issue is patched in version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches. There are no known workarounds."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-1333"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/discourse/discourse/security/advisories/GHSA-mrfp-54hf-jrcv",
"refsource": "MISC",
"tags": [
"Third Party Advisory"
],
"url": "https://github.com/discourse/discourse/security/advisories/GHSA-mrfp-54hf-jrcv"
},
{
"name": "https://github.com/discourse/discourse/commit/6d92c3cbdac431db99a450f360a3048bb3aaf458",
"refsource": "MISC",
"tags": [
"Patch"
],
"url": "https://github.com/discourse/discourse/commit/6d92c3cbdac431db99a450f360a3048bb3aaf458"
},
{
"name": "https://github.com/discourse/discourse/pull/20002",
"refsource": "MISC",
"tags": [
"Issue Tracking",
"Patch"
],
"url": "https://github.com/discourse/discourse/pull/20002"
}
]
}
},
"impact": {
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
},
"lastModifiedDate": "2023-02-14T15:50Z",
"publishedDate": "2023-01-28T00:15Z"
}
}
}
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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.
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