{"cve":"CVE-2011-4862","nvd":{"published":"2011-12-25T01:55:02.210","modified":"2026-06-16T23:35:31.837","status":"Modified","description":"Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and earlier, Heimdal 1.5.1 and earlier, GNU inetutils, and possibly other products allows remote attackers to execute arbitrary code via a long encryption key, as exploited in the wild in December 2011.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-120"],"references":["http://archives.neohapsis.com/archives/bugtraq/2011-12/0172.html","http://git.savannah.gnu.org/cgit/inetutils.git/commit/?id=665f1e73cdd9b38e2d2e11b8db9958a315935592","http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071627.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071640.html","http://lists.freebsd.org/pipermail/freebsd-security/2011-December/006117.html"],"products":["debian:debian_linux","fedoraproject:fedora","freebsd:freebsd","gnu:inetutils","heimdal_project:heimdal","mit:krb5-appl","opensuse:opensuse","suse:linux_enterprise_desktop","suse:linux_enterprise_server","suse:linux_enterprise_software_development_kit"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-4862","score":0.95061,"percentile":0.99862,"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."]}