cve-2024-7264
Vulnerability from cvelistv5
Published
2024-07-31 08:08
Modified
2024-08-28 15:02
Severity
Summary
ASN.1 date parser overread
References
Source | URL | Tags |
---|---|---|
2499f714-1537-4658-8207-48ae4bb9eae9 | http://www.openwall.com/lists/oss-security/2024/07/31/1 | Mailing List |
2499f714-1537-4658-8207-48ae4bb9eae9 | https://curl.se/docs/CVE-2024-7264.html | Vendor Advisory |
2499f714-1537-4658-8207-48ae4bb9eae9 | https://curl.se/docs/CVE-2024-7264.json | Vendor Advisory |
2499f714-1537-4658-8207-48ae4bb9eae9 | https://hackerone.com/reports/2629968 | Exploit, Issue Tracking, Permissions Required, Third Party Advisory |
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"7.37.1", "versionType": "semver" }, { "lessThanOrEqual": "7.37.0", "status": "affected", "version": "7.37.0", "versionType": "semver" }, { "lessThanOrEqual": "7.36.0", "status": "affected", "version": "7.36.0", "versionType": "semver" }, { "lessThanOrEqual": "7.35.0", "status": "affected", "version": "7.35.0", "versionType": "semver" }, { "lessThanOrEqual": "7.34.0", "status": "affected", "version": "7.34.0", "versionType": "semver" }, { "lessThanOrEqual": "7.33.0", "status": "affected", "version": "7.33.0", "versionType": "semver" }, { "lessThanOrEqual": "7.32.0", "status": "affected", "version": "7.32.0", "versionType": "semver" } ] } ], "credits": [ { "lang": "en", "type": "finder", "value": "Dov Murik (Transmit Security)" }, { "lang": "en", "type": "remediation developer", "value": "Stefan Eissing" } ], "descriptions": [ { "lang": "en", "value": "libcurl\u0027s ASN1 parser code has the `GTime2str()` function, used for parsing an\nASN.1 Generalized Time field. If given an syntactically incorrect field, the\nparser might end up using -1 for the length of the *time fraction*, leading to\na `strlen()` getting performed on a pointer to a heap buffer area that is not\n(purposely) null terminated.\n\nThis flaw most likely leads to a crash, but can also lead to heap contents\ngetting returned to the application when\n[CURLINFO_CERTINFO](https://curl.se/libcurl/c/CURLINFO_CERTINFO.html) is used." } ], "problemTypes": [ { "descriptions": [ { "description": "CWE-125 Out-of-bounds Read", "lang": "en" } ] } ], "providerMetadata": { "dateUpdated": "2024-07-31T08:08:14.585Z", "orgId": "2499f714-1537-4658-8207-48ae4bb9eae9", "shortName": "curl" }, "references": [ { "name": "json", "url": "https://curl.se/docs/CVE-2024-7264.json" }, { "name": "www", "url": "https://curl.se/docs/CVE-2024-7264.html" }, { "name": "issue", "url": "https://hackerone.com/reports/2629968" }, { "url": "http://www.openwall.com/lists/oss-security/2024/07/31/1" } ], "title": "ASN.1 date parser overread" } }, "cveMetadata": { "assignerOrgId": "2499f714-1537-4658-8207-48ae4bb9eae9", "assignerShortName": "curl", "cveId": "CVE-2024-7264", "datePublished": "2024-07-31T08:08:14.585Z", "dateReserved": "2024-07-30T08:04:22.389Z", "dateUpdated": "2024-08-28T15:02:52.325Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-7264\",\"sourceIdentifier\":\"2499f714-1537-4658-8207-48ae4bb9eae9\",\"published\":\"2024-07-31T08:15:02.657\",\"lastModified\":\"2024-08-12T17:30:51.880\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"libcurl\u0027s ASN1 parser code has the `GTime2str()` function, used for parsing an\\nASN.1 Generalized Time field. If given an syntactically incorrect field, the\\nparser might end up using -1 for the length of the *time fraction*, leading to\\na `strlen()` getting performed on a pointer to a heap buffer area that is not\\n(purposely) null terminated.\\n\\nThis flaw most likely leads to a crash, but can also lead to heap contents\\ngetting returned to the application when\\n[CURLINFO_CERTINFO](https://curl.se/libcurl/c/CURLINFO_CERTINFO.html) is used.\"},{\"lang\":\"es\",\"value\":\"El c\u00f3digo del analizador ASN1 de libcurl tiene la funci\u00f3n `GTime2str()`, que se utiliza para analizar un campo de tiempo generalizado ASN.1. Si se proporciona un campo sint\u00e1cticamente incorrecto, el analizador puede terminar usando -1 para la longitud de la *time fraction*, lo que lleva a que se ejecute una `strlen()` en un puntero a un \u00e1rea de b\u00fafer de almacenamiento din\u00e1mico que no est\u00e1 (intencionadamente) terminada en nulo. Este fallo probablemente lleve a un bloqueo, pero tambi\u00e9n puede llevar a que se devuelvan contenidos del mont\u00f3n a la aplicaci\u00f3n cuando se utiliza [CURLINFO_CERTINFO](https://curl.se/libcurl/c/CURLINFO_CERTINFO.html).\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.32.0\",\"versionEndExcluding\":\"8.9.1\",\"matchCriteriaId\":\"A578587B-41C6-48AE-B389-54B89C7116A4\"}]}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2024/07/31/1\",\"source\":\"2499f714-1537-4658-8207-48ae4bb9eae9\",\"tags\":[\"Mailing List\"]},{\"url\":\"https://curl.se/docs/CVE-2024-7264.html\",\"source\":\"2499f714-1537-4658-8207-48ae4bb9eae9\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://curl.se/docs/CVE-2024-7264.json\",\"source\":\"2499f714-1537-4658-8207-48ae4bb9eae9\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://hackerone.com/reports/2629968\",\"source\":\"2499f714-1537-4658-8207-48ae4bb9eae9\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Permissions Required\",\"Third Party Advisory\"]}]}}" } }
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