{"cve":"CVE-2011-3380","nvd":{"published":"2011-11-17T19:55:01.127","modified":"2026-06-16T23:33:11.437","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://secunia.com/advisories/46306","http://www.openswan.org/download/CVE-2011-3380/CVE-2011-3380.txt","http://www.redhat.com/support/errata/RHSA-2011-1356.html","http://secunia.com/advisories/46306","http://www.openswan.org/download/CVE-2011-3380/CVE-2011-3380.txt"],"products":["xelerance:openswan"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-3380","score":0.02273,"percentile":0.83079,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}