gsd-2023-6857
Vulnerability from gsd
Modified
2023-12-16 06:01
Details
When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary.
*This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Aliases
{
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2023-6857"
],
"details": "When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. \n*This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR \u003c 115.6, Thunderbird \u003c 115.6, and Firefox \u003c 121.",
"id": "GSD-2023-6857",
"modified": "2023-12-16T06:01:29.330046Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "security@mozilla.org",
"ID": "CVE-2023-6857",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Firefox ESR",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "unspecified",
"version_value": "115.6"
}
]
}
},
{
"product_name": "Thunderbird",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "unspecified",
"version_value": "115.6"
}
]
}
},
{
"product_name": "Firefox",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "unspecified",
"version_value": "121"
}
]
}
}
]
},
"vendor_name": "Mozilla"
}
]
}
},
"credits": [
{
"lang": "en",
"value": "Jed Davis"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. \n*This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR \u003c 115.6, Thunderbird \u003c 115.6, and Firefox \u003c 121."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Symlinks may resolve to smaller than expected buffers"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1796023",
"refsource": "MISC",
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1796023"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2023-54/",
"refsource": "MISC",
"url": "https://www.mozilla.org/security/advisories/mfsa2023-54/"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2023-55/",
"refsource": "MISC",
"url": "https://www.mozilla.org/security/advisories/mfsa2023-55/"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2023-56/",
"refsource": "MISC",
"url": "https://www.mozilla.org/security/advisories/mfsa2023-56/"
},
{
"name": "https://www.debian.org/security/2023/dsa-5581",
"refsource": "MISC",
"url": "https://www.debian.org/security/2023/dsa-5581"
},
{
"name": "https://www.debian.org/security/2023/dsa-5582",
"refsource": "MISC",
"url": "https://www.debian.org/security/2023/dsa-5582"
},
{
"name": "https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html",
"refsource": "MISC",
"url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html"
},
{
"name": "https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html",
"refsource": "MISC",
"url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html"
},
{
"name": "https://security.gentoo.org/glsa/202401-10",
"refsource": "MISC",
"url": "https://security.gentoo.org/glsa/202401-10"
}
]
}
},
"nvd.nist.gov": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A3D81D72-5965-4DB7-BFA7-9A32A9108919",
"versionEndExcluding": "121.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*",
"matchCriteriaId": "46B36C5E-77B7-4FBF-8B7A-6F794C8B8B2B",
"versionEndExcluding": "115.6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1856451B-B03F-4BF2-AEFE-BF66D82D9E78",
"versionEndExcluding": "115.6",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*",
"matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E",
"vulnerable": false
},
{
"criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*",
"matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26",
"vulnerable": false
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
"matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
"matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*",
"matchCriteriaId": "46D69DCC-AE4D-4EA5-861C-D60951444C6C",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. \n*This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR \u003c 115.6, Thunderbird \u003c 115.6, and Firefox \u003c 121."
},
{
"lang": "es",
"value": "Al resolver un enlace simb\u00f3lico, puede ocurrir una ejecuci\u00f3n en la que el b\u00fafer pase a \"readlink\" en realidad puede ser m\u00e1s peque\u00f1o de lo necesario. *Este error s\u00f3lo afecta a Firefox en sistemas operativos basados en Unix (Android, Linux, MacOS). Windows no se ve afectado.* Esta vulnerabilidad afecta a Firefox ESR \u0026lt; 115.6, Thunderbird \u0026lt; 115.6 y Firefox \u0026lt; 121."
}
],
"id": "CVE-2023-6857",
"lastModified": "2024-02-02T02:32:05.747",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.6,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2023-12-19T14:15:07.377",
"references": [
{
"source": "security@mozilla.org",
"tags": [
"Issue Tracking",
"Permissions Required"
],
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1796023"
},
{
"source": "security@mozilla.org",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html"
},
{
"source": "security@mozilla.org",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html"
},
{
"source": "security@mozilla.org",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202401-10"
},
{
"source": "security@mozilla.org",
"tags": [
"Third Party Advisory"
],
"url": "https://www.debian.org/security/2023/dsa-5581"
},
{
"source": "security@mozilla.org",
"tags": [
"Third Party Advisory"
],
"url": "https://www.debian.org/security/2023/dsa-5582"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2023-54/"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2023-55/"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2023-56/"
}
],
"sourceIdentifier": "security@mozilla.org",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-362"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
Loading…
Loading…
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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
Loading…
Loading…