GSD-2021-23973
Vulnerability from gsd - Updated: 2023-12-13 01:23Details
When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-23973",
"description": "When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox \u003c 86, Thunderbird \u003c 78.8, and Firefox ESR \u003c 78.8.",
"id": "GSD-2021-23973",
"references": [
"https://www.suse.com/security/cve/CVE-2021-23973.html",
"https://www.debian.org/security/2021/dsa-4866",
"https://www.debian.org/security/2021/dsa-4862",
"https://access.redhat.com/errata/RHSA-2021:0662",
"https://access.redhat.com/errata/RHSA-2021:0661",
"https://access.redhat.com/errata/RHSA-2021:0660",
"https://access.redhat.com/errata/RHSA-2021:0659",
"https://access.redhat.com/errata/RHSA-2021:0658",
"https://access.redhat.com/errata/RHSA-2021:0657",
"https://access.redhat.com/errata/RHSA-2021:0656",
"https://access.redhat.com/errata/RHSA-2021:0655",
"https://ubuntu.com/security/CVE-2021-23973",
"https://advisories.mageia.org/CVE-2021-23973.html",
"https://security.archlinux.org/CVE-2021-23973",
"https://linux.oracle.com/cve/CVE-2021-23973.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-23973"
],
"details": "When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox \u003c 86, Thunderbird \u003c 78.8, and Firefox ESR \u003c 78.8.",
"id": "GSD-2021-23973",
"modified": "2023-12-13T01:23:29.721583Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "security@mozilla.org",
"ID": "CVE-2021-23973",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Firefox",
"version": {
"version_data": [
{
"version_value": "\u003c 86"
}
]
}
},
{
"product_name": "Thunderbird",
"version": {
"version_data": [
{
"version_value": "\u003c 78.8"
}
]
}
},
{
"product_name": "Firefox ESR",
"version": {
"version_data": [
{
"version_value": "\u003c 78.8"
}
]
}
}
]
},
"vendor_name": "Mozilla"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox \u003c 86, Thunderbird \u003c 78.8, and Firefox ESR \u003c 78.8."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "MediaError message property could have leaked information about cross-origin resources"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.mozilla.org/security/advisories/mfsa2021-07/",
"refsource": "MISC",
"url": "https://www.mozilla.org/security/advisories/mfsa2021-07/"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2021-09/",
"refsource": "MISC",
"url": "https://www.mozilla.org/security/advisories/mfsa2021-09/"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2021-08/",
"refsource": "MISC",
"url": "https://www.mozilla.org/security/advisories/mfsa2021-08/"
},
{
"name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1690976",
"refsource": "MISC",
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1690976"
},
{
"name": "[debian-lts-announce] 20210301 [SECURITY] [DLA 2578-1] thunderbird security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html"
},
{
"name": "DSA-4866",
"refsource": "DEBIAN",
"url": "https://www.debian.org/security/2021/dsa-4866"
},
{
"name": "GLSA-202104-10",
"refsource": "GENTOO",
"url": "https://security.gentoo.org/glsa/202104-10"
},
{
"name": "GLSA-202104-09",
"refsource": "GENTOO",
"url": "https://security.gentoo.org/glsa/202104-09"
}
]
}
},
"mozilla.org": {
"CVE_data_meta": {
"ASSIGNER": "security@mozilla.org",
"ID": "CVE-2021-23973"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Firefox ESR",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "78.8"
}
]
}
},
{
"product_name": "Firefox",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "86"
}
]
}
},
{
"product_name": "Thunderbird",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "78.8"
}
]
}
}
]
},
"vendor_name": "Mozilla"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox ESR \u003c 78.8, Firefox \u003c 86, and Thunderbird \u003c 78.8."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "MediaError message property could have leaked information about cross-origin resources"
}
]
}
]
},
"references": {
"reference_data": [
{
"url": "https://www.mozilla.org/security/advisories/mfsa2021-07/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2021-09/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2021-08/"
},
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1690976"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "86.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "78.8",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "78.8",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "security@mozilla.org",
"ID": "CVE-2021-23973"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox \u003c 86, Thunderbird \u003c 78.8, and Firefox ESR \u003c 78.8."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-209"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1690976",
"refsource": "MISC",
"tags": [
"Issue Tracking",
"Permissions Required",
"Vendor Advisory"
],
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1690976"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2021-08/",
"refsource": "MISC",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2021-08/"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2021-09/",
"refsource": "MISC",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2021-09/"
},
{
"name": "https://www.mozilla.org/security/advisories/mfsa2021-07/",
"refsource": "MISC",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2021-07/"
},
{
"name": "[debian-lts-announce] 20210301 [SECURITY] [DLA 2578-1] thunderbird security update",
"refsource": "MLIST",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html"
},
{
"name": "DSA-4866",
"refsource": "DEBIAN",
"tags": [
"Third Party Advisory"
],
"url": "https://www.debian.org/security/2021/dsa-4866"
},
{
"name": "GLSA-202104-09",
"refsource": "GENTOO",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202104-09"
},
{
"name": "GLSA-202104-10",
"refsource": "GENTOO",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202104-10"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
},
"lastModifiedDate": "2022-05-27T18:04Z",
"publishedDate": "2021-02-26T02:15Z"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…