CVE-2011-4602

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complemento del protocolo XMPP de libpurple de Pidgin en versiones anteriores a 2.10.1 no maneja apropiadamente campos faltantes en p\u00e1rrafos (1) voice-chat y (2) video-chat, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de un mensaje modificado."}], "id": "CVE-2011-4602", "lastModified": "2026-06-16T23:35:07.483", "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": 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{"acknowledgement": "Red Hat would like to thank Pidgin project for reporting this issue. Upstream acknowledges Thijs Alkemade as the original reporter.", "affected_release": [{"advisory": "RHSA-2011:1820", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "pidgin-0:2.6.6-10.el4", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2011-12-14T00:00:00Z"}, {"advisory": "RHSA-2011:1820", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "pidgin-0:2.6.6-5.el5_7.4", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-12-14T00:00:00Z"}, {"advisory": "RHSA-2011:1821", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "pidgin-0:2.7.9-3.el6.2", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-12-14T00:00:00Z"}], "bugzilla": {"description": "pidgin: Multiple NULL pointer deference flaws by processing certain Jingle stanzas in the XMPP protocol plug-in", "id": "761510", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=761510"}, "csaw": false, "cvss": {"cvss_base_score": "3.5", "cvss_scoring_vector": "AV:N/AC:M/Au:S/C:N/I:N/A:P", "status": "verified"}, "details": ["The XMPP protocol plugin in libpurple in Pidgin before 2.10.1 does not properly handle missing fields in (1) voice-chat and (2) video-chat stanzas, which allows remote attackers to cause a denial of service (application crash) via a crafted message."], "name": "CVE-2011-4602", "public_date": "2011-12-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-4602\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-4602"], "threat_severity": "Low"}

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