CVE-2013-6479

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Content-Length header, which allows remote HTTP servers to cause a denial of service (application crash) via a crafted response."}, {"lang": "es", "value": "util.c en libpurple en Pidgin anterior a 2.10.8 no reserva correctamente la memoria para las respuestas HTTP que son inconsistentes con la cabecera Content-Length, lo que permite a servidores HTTP remotos causar una denegaci\u00f3n de servicio (ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de una respuesta manipulada."}], "id": "CVE-2013-6479", "lastModified": "2026-06-17T00:00:34.003", "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}]}, "published": "2014-02-06T16:10:58.657", "references": [{"source": "secalert@redhat.com", "url": "http://hg.pidgin.im/pidgin/main/rev/cd529e1158d3"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-updates/2014-02/msg00039.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-updates/2014-03/msg00005.html"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://pidgin.im/news/security/?id=73"}, {"source": "secalert@redhat.com", "url": "http://www.debian.org/security/2014/dsa-2859"}, {"source": "secalert@redhat.com", "url": "http://www.ubuntu.com/usn/USN-2100-1"}, {"source": "secalert@redhat.com", "url": "https://rhn.redhat.com/errata/RHSA-2014-0139.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://hg.pidgin.im/pidgin/main/rev/cd529e1158d3"}, {"source": 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{"acknowledgement": "Red Hat would like to thank Pidgin project for reporting this issue. Upstream acknowledges Jacob Appelbaum (Tor Project) as the original reporter.", "affected_release": [{"advisory": "RHSA-2014:0139", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "pidgin-0:2.6.6-32.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2014-02-05T00:00:00Z"}, {"advisory": "RHSA-2014:0139", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "pidgin-0:2.7.9-27.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2014-02-05T00:00:00Z"}], "bugzilla": {"description": "pidgin: DoS when parsing certain HTTP response headers", "id": "1056907", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1056907"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "verified"}, "details": ["util.c in libpurple in Pidgin before 2.10.8 does not properly allocate memory for HTTP responses that are inconsistent with the Content-Length header, which allows remote HTTP servers to cause a denial of service (application crash) via a crafted response."], "name": "CVE-2013-6479", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "pidgin", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2014-01-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-6479\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-6479\nhttp://pidgin.im/news/security/?id=73"], "threat_severity": "Moderate"}

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