CVE-2011-3380

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:xelerance:openswan:2.6.29:*:*:*:*:*:*:*", "matchCriteriaId": "CFAFF39D-126F-4984-A40B-88E94C680141", "vulnerable": true}, {"criteria": "cpe:2.3:a:xelerance:openswan:2.6.30:*:*:*:*:*:*:*", "matchCriteriaId": "73EE725B-C26E-4343-B5F2-F5DF31A197C1", "vulnerable": true}, {"criteria": "cpe:2.3:a:xelerance:openswan:2.6.31:*:*:*:*:*:*:*", "matchCriteriaId": "A26D9508-E43D-4BA2-9734-CDABBD405D26", "vulnerable": true}, {"criteria": "cpe:2.3:a:xelerance:openswan:2.6.32:*:*:*:*:*:*:*", "matchCriteriaId": "01D11526-6DCD-4B73-BACC-FC619D92BBB5", "vulnerable": true}, {"criteria": "cpe:2.3:a:xelerance:openswan:2.6.33:*:*:*:*:*:*:*", "matchCriteriaId": "24641D2D-BB95-4E26-AD96-8CE96B6B3976", "vulnerable": true}, {"criteria": "cpe:2.3:a:xelerance:openswan:2.6.34:*:*:*:*:*:*:*", "matchCriteriaId": "A24A87F0-AE9A-46DB-8E47-7819E18513CE", "vulnerable": true}, {"criteria": "cpe:2.3:a:xelerance:openswan:2.6.35:*:*:*:*:*:*:*", "matchCriteriaId": "13460979-98A3-4873-B9E4-86327F9C2B2A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Openswan 2.6.29 through 2.6.35 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto IKE daemon crash) via an ISAKMP message with an invalid KEY_LENGTH attribute, which is not properly handled by the error handling function."}, {"lang": "es", "value": "Openswan v2.6.29 a trav\u00e9s de v2.6.35 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (puntero a NULL y Plut\u00f3n accidente demonio IKE) a trav\u00e9s de un mensaje ISAKMP con un atributo no v\u00e1lido key_length, que no se gestiona adecuadamente por la funci\u00f3n de control de errores."}], "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\r\n\r\n'CWE-476: NULL Pointer Dereference'", "id": "CVE-2011-3380", "lastModified": "2026-06-16T23:33:11.437", "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": "2011-11-17T19:55:01.127", "references": [{"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/46306"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://www.openswan.org/download/CVE-2011-3380/CVE-2011-3380.txt"}, {"source": "secalert@redhat.com", "url": "http://www.redhat.com/support/errata/RHSA-2011-1356.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/46306"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.openswan.org/download/CVE-2011-3380/CVE-2011-3380.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2011-1356.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Openswan project for reporting this issue. Upstream acknowledges Paul Wouters as the original reporter.", "affected_release": [{"advisory": "RHSA-2011:1356", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "openswan-0:2.6.32-4.el6_1.2", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-10-05T00:00:00Z"}], "bugzilla": {"description": "openswan: IKE invalid key length allows remote unauthenticated user to crash openswan", "id": "742065", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=742065"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "details": ["Openswan 2.6.29 through 2.6.35 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto IKE daemon crash) via an ISAKMP message with an invalid KEY_LENGTH attribute, which is not properly handled by the error handling function."], "name": "CVE-2011-3380", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "openswan", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2011-10-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-3380\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-3380\nhttp://www.openswan.org/download/CVE-2011-3380/CVE-2011-3380.txt"], "threat_severity": "Moderate"}

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