fkie_cve-2021-38492
Vulnerability from fkie_nvd
Published
2021-11-03 01:15
Modified
2024-11-21 06:17
Severity ?
Summary
When delegating navigations to the operating system, Firefox would accept the `mk` scheme which might allow attackers to launch pages and execute scripts in Internet Explorer in unprivileged mode. *This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 92, Thunderbird < 91.1, Thunderbird < 78.14, Firefox ESR < 78.14, and Firefox ESR < 91.1.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
mozilla | firefox | * | |
mozilla | firefox | * | |
mozilla | firefox_esr | * | |
mozilla | thunderbird | * | |
mozilla | thunderbird | * | |
microsoft | windows | - |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "117CF1EF-253C-4D02-96C4-EA184FC46C3A", "versionEndExcluding": "92.0", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "5CE2287C-BD2C-4124-84B5-2AE73F0B4A99", "versionEndExcluding": "91.1", "versionStartIncluding": "91.0", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "matchCriteriaId": "CF306B4F-A578-4935-82BC-190F160F00CD", "versionEndExcluding": "78.14", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "78AEE0F9-48F7-4838-9F35-286964487A5C", "versionEndExcluding": "78.14", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "808DBD53-8A8F-4695-951C-DAF9AA17462E", "versionEndExcluding": "91.1", "versionStartIncluding": "91.0", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "When delegating navigations to the operating system, Firefox would accept the `mk` scheme which might allow attackers to launch pages and execute scripts in Internet Explorer in unprivileged mode. *This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox \u003c 92, Thunderbird \u003c 91.1, Thunderbird \u003c 78.14, Firefox ESR \u003c 78.14, and Firefox ESR \u003c 91.1." }, { "lang": "es", "value": "Cuando se delegaba la navegaci\u00f3n al sistema operativo, Firefox aceptaba el esquema \"mk\" que pod\u00eda permitir a atacantes lanzar p\u00e1ginas y ejecutar scripts en Internet Explorer en modo no privilegiado. *Este bug s\u00f3lo afecta a Firefox para Windows. Los dem\u00e1s sistemas operativos no est\u00e1n afectados*. Esta vulnerabilidad afecta a Firefox versiones anteriores a 92, Thunderbird versiones anteriores a 91.1, Thunderbird versiones anteriores a 78.14, Firefox ESR versiones anteriores a 78.14 y Firefox ESR versiones anteriores a 91.1" } ], "id": "CVE-2021-38492", "lastModified": "2024-11-21T06:17:14.130", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/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": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "version": "3.1" }, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2021-11-03T01:15:07.200", "references": [ { "source": "security@mozilla.org", "tags": [ "Exploit", "Issue Tracking", "Vendor Advisory" ], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1721107" }, { "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202208-14" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-38/" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-39/" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-40/" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-41/" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-42/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Issue Tracking", "Vendor Advisory" ], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1721107" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202208-14" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-38/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-39/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-40/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-41/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-42/" } ], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ], "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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