gsd-2023-4255
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
An out-of-bounds write issue has been discovered in the backspace handling of the checkType() function in etc.c within the W3M application. This vulnerability is triggered by supplying a specially crafted HTML file to the w3m binary. Exploitation of this flaw could lead to application crashes, resulting in a denial of service condition.
Aliases
Aliases
{ GSD: { alias: "CVE-2023-4255", id: "GSD-2023-4255", }, gsd: { metadata: { exploitCode: "unknown", remediation: "unknown", reportConfidence: "confirmed", type: "vulnerability", }, osvSchema: { aliases: [ "CVE-2023-4255", ], details: "An out-of-bounds write issue has been discovered in the backspace handling of the checkType() function in etc.c within the W3M application. This vulnerability is triggered by supplying a specially crafted HTML file to the w3m binary. Exploitation of this flaw could lead to application crashes, resulting in a denial of service condition.", id: "GSD-2023-4255", modified: "2023-12-13T01:20:27.149051Z", schema_version: "1.4.0", }, }, namespaces: { "cve.org": { CVE_data_meta: { ASSIGNER: "secalert@redhat.com", ID: "CVE-2023-4255", STATE: "PUBLIC", }, affects: { vendor: { vendor_data: [ { product: { product_data: [ { product_name: "w3m", version: { version_data: [ { version_value: "not down converted", x_cve_json_5_version_data: { defaultStatus: "affected", }, }, ], }, }, ], }, vendor_name: "n/a", }, { product: { product_data: [ { product_name: "Fedora", version: { version_data: [ { version_value: "not down converted", x_cve_json_5_version_data: { defaultStatus: "affected", }, }, ], }, }, { product_name: "Extra Packages for Enterprise Linux", version: { version_data: [ { version_value: "not down converted", x_cve_json_5_version_data: { defaultStatus: "affected", }, }, ], }, }, ], }, vendor_name: "Fedora", }, ], }, }, credits: [ { lang: "en", value: "Red Hat would like to thank iskindar97@gmail.com for reporting this issue.", }, ], data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "eng", value: "An out-of-bounds write issue has been discovered in the backspace handling of the checkType() function in etc.c within the W3M application. This vulnerability is triggered by supplying a specially crafted HTML file to the w3m binary. Exploitation of this flaw could lead to application crashes, resulting in a denial of service condition.", }, ], }, impact: { cvss: [ { attackComplexity: "LOW", attackVector: "LOCAL", availabilityImpact: "HIGH", baseScore: 5.5, baseSeverity: "MEDIUM", confidentialityImpact: "NONE", integrityImpact: "NONE", privilegesRequired: "NONE", scope: "UNCHANGED", userInteraction: "REQUIRED", vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", version: "3.1", }, ], }, problemtype: { problemtype_data: [ { description: [ { cweId: "CWE-787", lang: "eng", value: "Out-of-bounds Write", }, ], }, ], }, references: { reference_data: [ { name: "https://bugzilla.redhat.com/show_bug.cgi?id=2255207", refsource: "MISC", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2255207", }, { name: "https://github.com/tats/w3m/commit/edc602651c506aeeb60544b55534dd1722a340d3", refsource: "MISC", url: "https://github.com/tats/w3m/commit/edc602651c506aeeb60544b55534dd1722a340d3", }, { name: "https://github.com/tats/w3m/issues/268", refsource: "MISC", url: "https://github.com/tats/w3m/issues/268", }, { name: "https://github.com/tats/w3m/pull/273", refsource: "MISC", url: "https://github.com/tats/w3m/pull/273", }, { name: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AULOBQJLXE2KCT5UVQMKGEFL4GFIAOED/", refsource: "MISC", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AULOBQJLXE2KCT5UVQMKGEFL4GFIAOED/", }, { name: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TODROGVCWZ435HQIZE6ARQC5LPQLIA5C/", refsource: "MISC", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TODROGVCWZ435HQIZE6ARQC5LPQLIA5C/", }, { name: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MKFZQUK7FPWWJQYICDZZ4YWIPUPQ2D3R/", refsource: "MISC", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MKFZQUK7FPWWJQYICDZZ4YWIPUPQ2D3R/", }, ], }, }, "nvd.nist.gov": { cve: { configurations: [ { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:a:tats:w3m:0.5.3\\+git20230121-1:*:*:*:*:*:*:*", matchCriteriaId: "7A31CA22-C625-4E9C-9C57-CCDBC9E9B99A", vulnerable: true, }, { criteria: "cpe:2.3:a:tats:w3m:0.5.3\\+git20230121-2:*:*:*:*:*:*:*", matchCriteriaId: "9E2BDFFC-F30D-47CE-B32E-E4C1713ACF1C", vulnerable: true, }, { criteria: "cpe:2.3:a:tats:w3m:0.5.3\\+git20230129:*:*:*:*:*:*:*", matchCriteriaId: "BB9F94C4-C1FC-4CD9-B5B4-E745E4B3BCBC", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:8.0:*:*:*:*:*:*:*", matchCriteriaId: "BB176AC3-3CDA-4DDA-9089-C67B2F73AA62", vulnerable: true, }, { criteria: "cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*", matchCriteriaId: "B8EDB836-4E6A-4B71-B9B2-AA3E03E0F646", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, ], descriptions: [ { lang: "en", value: "An out-of-bounds write issue has been discovered in the backspace handling of the checkType() function in etc.c within the W3M application. This vulnerability is triggered by supplying a specially crafted HTML file to the w3m binary. Exploitation of this flaw could lead to application crashes, resulting in a denial of service condition.", }, { lang: "es", value: "Se descubrió un problema de escritura fuera de los límites en el manejo de retroceso de la función checkType() en etc.c dentro de la aplicación W3M. Esta vulnerabilidad se activa al proporcionar un archivo HTML especialmente manipulado al binario w3m. La explotación de este fallo podría provocar fallos en la aplicación, lo que resultaría en una condición de denegación de servicio.", }, ], id: "CVE-2023-4255", lastModified: "2024-03-27T03:15:10.537", metrics: { cvssMetricV31: [ { cvssData: { attackComplexity: "LOW", attackVector: "LOCAL", availabilityImpact: "HIGH", baseScore: 5.5, baseSeverity: "MEDIUM", confidentialityImpact: "NONE", integrityImpact: "NONE", privilegesRequired: "NONE", scope: "UNCHANGED", userInteraction: "REQUIRED", vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", version: "3.1", }, exploitabilityScore: 1.8, impactScore: 3.6, source: "nvd@nist.gov", type: "Primary", }, { cvssData: { attackComplexity: "LOW", attackVector: "LOCAL", availabilityImpact: "HIGH", baseScore: 5.5, baseSeverity: "MEDIUM", confidentialityImpact: "NONE", integrityImpact: "NONE", privilegesRequired: "NONE", scope: "UNCHANGED", userInteraction: "REQUIRED", vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", version: "3.1", }, exploitabilityScore: 1.8, impactScore: 3.6, source: "secalert@redhat.com", type: "Secondary", }, ], }, published: "2023-12-21T16:15:10.017", references: [ { source: "secalert@redhat.com", tags: [ "Issue Tracking", "Third Party Advisory", ], url: "https://bugzilla.redhat.com/show_bug.cgi?id=2255207", }, { source: "secalert@redhat.com", tags: [ "Patch", ], url: "https://github.com/tats/w3m/commit/edc602651c506aeeb60544b55534dd1722a340d3", }, { source: "secalert@redhat.com", tags: [ "Exploit", "Issue Tracking", "Patch", ], url: "https://github.com/tats/w3m/issues/268", }, { source: "secalert@redhat.com", tags: [ "Issue Tracking", "Patch", ], url: "https://github.com/tats/w3m/pull/273", }, { source: "secalert@redhat.com", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AULOBQJLXE2KCT5UVQMKGEFL4GFIAOED/", }, { source: "secalert@redhat.com", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MKFZQUK7FPWWJQYICDZZ4YWIPUPQ2D3R/", }, { source: "secalert@redhat.com", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TODROGVCWZ435HQIZE6ARQC5LPQLIA5C/", }, ], sourceIdentifier: "secalert@redhat.com", vulnStatus: "Modified", weaknesses: [ { description: [ { lang: "en", value: "CWE-787", }, ], source: "nvd@nist.gov", type: "Primary", }, { description: [ { lang: "en", value: "CWE-787", }, ], source: "secalert@redhat.com", type: "Secondary", }, ], }, }, }, }
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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.