fkie_cve-2021-23973
Vulnerability from fkie_nvd
Published
2021-02-26 02:15
Modified
2024-11-21 05:52
Severity ?
Summary
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.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
mozilla | firefox | * | |
mozilla | firefox_esr | * | |
mozilla | thunderbird | * | |
debian | debian_linux | 9.0 | |
debian | debian_linux | 10.0 |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "89580DC6-183F-46F0-A27E-4E16D6B10EB6", "versionEndExcluding": "86.0", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "matchCriteriaId": "6A523AED-F145-4D51-BF78-95B61B8A0B34", "versionEndExcluding": "78.8", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "3ABA16AF-38C2-4445-B41F-9228C97A89C1", "versionEndExcluding": "78.8", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true }, { "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "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." }, { "lang": "es", "value": "Cuando se intenta cargar un recurso de origen cruzado en un contexto de audio y video, puede haber resultado un error de decodificaci\u00f3n, y el contenido de ese error puede haber divulgado informaci\u00f3n sobre el recurso.\u0026#xa0;Esta vulnerabilidad afecta a Firefox versiones anteriores a 86, Thunderbird versiones anteriores a 78,8 y Firefox ESR versiones anteriores a 78,8" } ], "id": "CVE-2021-23973", "lastModified": "2024-11-21T05:52:07.817", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "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, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true } ], "cvssMetricV31": [ { "cvssData": { "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, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2021-02-26T02:15:13.243", "references": [ { "source": "security@mozilla.org", "tags": [ "Issue Tracking", "Permissions Required", "Vendor Advisory" ], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1690976" }, { "source": "security@mozilla.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html" }, { "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202104-09" }, { "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202104-10" }, { "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2021/dsa-4866" }, { "source": "security@mozilla.org", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-07/" }, { "source": "security@mozilla.org", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-08/" }, { "source": "security@mozilla.org", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-09/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Permissions Required", "Vendor Advisory" ], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1690976" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202104-09" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202104-10" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2021/dsa-4866" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-07/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-08/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-09/" } ], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-209" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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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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