CVE-2020-12415
Vulnerability from cvelistv5
Published
2020-07-09 14:39
Modified
2024-08-04 11:56
Severity ?
EPSS score ?
Summary
When "%2F" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level directory. This vulnerability affects Firefox < 78.
References
{ containers: { adp: [ { providerMetadata: { dateUpdated: "2024-08-04T11:56:51.740Z", orgId: "af854a3a-2127-422b-91ae-364da2661108", shortName: "CVE", }, references: [ { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://www.mozilla.org/security/advisories/mfsa2020-24/", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://bugzilla.mozilla.org/show_bug.cgi?id=1586630", }, { name: "openSUSE-SU-2020:0983", tags: [ "vendor-advisory", "x_refsource_SUSE", "x_transferred", ], url: "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html", }, { name: "openSUSE-SU-2020:1017", tags: [ "vendor-advisory", "x_refsource_SUSE", "x_transferred", ], url: "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html", }, { name: "GLSA-202007-10", tags: [ "vendor-advisory", "x_refsource_GENTOO", "x_transferred", ], url: "https://security.gentoo.org/glsa/202007-10", }, ], title: "CVE Program Container", }, ], cna: { affected: [ { product: "Firefox", vendor: "Mozilla", versions: [ { lessThan: "78", status: "affected", version: "unspecified", versionType: "custom", }, ], }, ], descriptions: [ { lang: "en", value: "When \"%2F\" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level directory. This vulnerability affects Firefox < 78.", }, ], problemTypes: [ { descriptions: [ { description: "AppCache manifest poisoning due to url encoded character processing", lang: "en", type: "text", }, ], }, ], providerMetadata: { dateUpdated: "2020-07-27T01:06:32", orgId: "f16b083a-5664-49f3-a51e-8d479e5ed7fe", shortName: "mozilla", }, references: [ { tags: [ "x_refsource_MISC", ], url: "https://www.mozilla.org/security/advisories/mfsa2020-24/", }, { tags: [ "x_refsource_MISC", ], url: "https://bugzilla.mozilla.org/show_bug.cgi?id=1586630", }, { name: "openSUSE-SU-2020:0983", tags: [ "vendor-advisory", "x_refsource_SUSE", ], url: "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html", }, { name: "openSUSE-SU-2020:1017", tags: [ "vendor-advisory", "x_refsource_SUSE", ], url: "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html", }, { name: "GLSA-202007-10", tags: [ "vendor-advisory", "x_refsource_GENTOO", ], url: "https://security.gentoo.org/glsa/202007-10", }, ], x_legacyV4Record: { CVE_data_meta: { ASSIGNER: "security@mozilla.org", ID: "CVE-2020-12415", STATE: "PUBLIC", }, affects: { vendor: { vendor_data: [ { product: { product_data: [ { product_name: "Firefox", version: { version_data: [ { version_affected: "<", version_value: "78", }, ], }, }, ], }, vendor_name: "Mozilla", }, ], }, }, data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "eng", value: "When \"%2F\" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. 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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.