CVE-2016-8860

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2016-10-19T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Tor before 0.2.8.9 and 0.2.9.x before 0.2.9.4-alpha had internal functions that were entitled to expect that buf_t data had NUL termination, but the implementation of or/buffers.c did not ensure that NUL termination was present, which allows remote attackers to cause a denial of service (client, hidden service, relay, or authority crash) via crafted data."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-06-30T16:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://blog.torproject.org/blog/tor-0289-released-important-fixes"}, {"tags": ["x_refsource_CONFIRM"], "url": 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"vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Tor before 0.2.8.9 and 0.2.9.x before 0.2.9.4-alpha had internal functions that were entitled to expect that buf_t data had NUL termination, but the implementation of or/buffers.c did not ensure that NUL termination was present, which allows remote attackers to cause a denial of service (client, hidden service, relay, or authority crash) via crafted data."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://blog.torproject.org/blog/tor-0289-released-important-fixes", "refsource": "CONFIRM", "url": "https://blog.torproject.org/blog/tor-0289-released-important-fixes"}, {"name": "https://github.com/torproject/tor/commit/3cea86eb2fbb65949673eb4ba8ebb695c87a57ce", "refsource": "CONFIRM", "url": "https://github.com/torproject/tor/commit/3cea86eb2fbb65949673eb4ba8ebb695c87a57ce"}, {"name": "GLSA-201612-45", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/201612-45"}, {"name": "[oss-security] 20161019 Re: CVE request for tor", "refsource": "MLIST", "url": "http://openwall.com/lists/oss-security/2016/10/19/11"}, {"name": "https://trac.torproject.org/projects/tor/ticket/20384", "refsource": "CONFIRM", "url": "https://trac.torproject.org/projects/tor/ticket/20384"}, {"name": "95116", "refsource": "BID", "url": "http://www.securityfocus.com/bid/95116"}, {"name": "DSA-3694", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2016/dsa-3694"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T02:35:01.107Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://blog.torproject.org/blog/tor-0289-released-important-fixes"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/torproject/tor/commit/3cea86eb2fbb65949673eb4ba8ebb695c87a57ce"}, {"name": "GLSA-201612-45", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "https://security.gentoo.org/glsa/201612-45"}, {"name": "[oss-security] 20161019 Re: CVE request for tor", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://openwall.com/lists/oss-security/2016/10/19/11"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://trac.torproject.org/projects/tor/ticket/20384"}, {"name": "95116", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/95116"}, {"name": "DSA-3694", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2016/dsa-3694"}]}]}, "cveMetadata": {"assignerOrgId": 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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*", "matchCriteriaId": "C4F2166D-0611-4AEC-B112-3E5A10D7A0AB", "versionEndIncluding": "0.2.8.8", "vulnerable": true}, {"criteria": "cpe:2.3:a:torproject:tor:0.2.9.0:alpha:*:*:*:*:*:*", "matchCriteriaId": "F1E7EAA3-1FF5-4234-AD50-C83A3C8655C7", "vulnerable": true}, {"criteria": "cpe:2.3:a:torproject:tor:0.2.9.1:alpha:*:*:*:*:*:*", "matchCriteriaId": "F58A98FD-7A39-4718-9264-76AFB431BE32", "vulnerable": true}, {"criteria": "cpe:2.3:a:torproject:tor:0.2.9.2:alpha:*:*:*:*:*:*", "matchCriteriaId": "3DF92477-A17F-43AF-A351-E12B28AFFB7A", "vulnerable": true}, {"criteria": "cpe:2.3:a:torproject:tor:0.2.9.3:alpha:*:*:*:*:*:*", "matchCriteriaId": "4D0B925E-C788-4F47-A757-9E7C0962C744", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Tor before 0.2.8.9 and 0.2.9.x before 0.2.9.4-alpha had internal functions that were entitled to expect that buf_t data had NUL termination, but the implementation of or/buffers.c did not ensure that NUL termination was present, which allows remote attackers to cause a denial of service (client, hidden service, relay, or authority crash) via crafted data."}, {"lang": "es", "value": "Tor en versiones anteriores a 0.2.8.9 y 0.2.9.x en versiones anteriores a 0.2.9.4-alpha ten\u00eda funciones internas autorizadas a esperar que buf_t data ten\u00eda terminaci\u00f3n NUL, pero la implementaci\u00f3n de or/buffers.c no asegur\u00f3 que la terminaci\u00f3n NUL estuviera presente, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (cliente, servicio oculto, transmisi\u00f3n, o ca\u00edda de autoridad) a trav\u00e9s de datos manipulados."}], "id": "CVE-2016-8860", "lastModified": "2026-06-17T00:55:05.650", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-01-04T20:59:00.340", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2016/10/19/11"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2016/dsa-3694"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/95116"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://blog.torproject.org/blog/tor-0289-released-important-fixes"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://github.com/torproject/tor/commit/3cea86eb2fbb65949673eb4ba8ebb695c87a57ce"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/201612-45"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://trac.torproject.org/projects/tor/ticket/20384"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": 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"CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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