Unrated severityNVD Advisory· Published Dec 25, 2011· Updated Apr 29, 2026
CVE-2011-4862
CVE-2011-4862
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.
Affected products
21cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:16:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:-:*:*:*+ 1 more
- cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:-:*:*:*
- cpe:2.3:o:suse:linux_enterprise_desktop:11:sp1:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:10:sp2:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:suse:linux_enterprise_server:10:sp2:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:10:sp3:*:*:ltss:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:-:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:-:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:-:vmware:*:*
- cpe:2.3:o:suse:linux_enterprise_server:9:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp1:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
42- git.savannah.gnu.org/cgit/inetutils.git/commit/nvdPatchThird Party Advisory
- security.freebsd.org/patches/SA-11:08/telnetd.patchnvdPatchVendor Advisory
- web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2011-008.txtnvdPatchVendor Advisory
- www.exploit-db.com/exploits/18280/nvdExploitThird Party AdvisoryVDB Entry
- lists.fedoraproject.org/pipermail/package-announce/2012-January/071627.htmlnvdThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2012-January/071640.htmlnvdThird Party Advisory
- lists.freebsd.org/pipermail/freebsd-security/2011-December/006117.htmlnvdVendor Advisory
- lists.freebsd.org/pipermail/freebsd-security/2011-December/006118.htmlnvdVendor Advisory
- lists.freebsd.org/pipermail/freebsd-security/2011-December/006119.htmlnvdVendor Advisory
- lists.freebsd.org/pipermail/freebsd-security/2011-December/006120.htmlnvdVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00002.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00004.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00005.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00007.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00010.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00011.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00014.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00015.htmlnvdMailing ListThird Party Advisory
- secunia.com/advisories/46239nvdThird Party Advisory
- secunia.com/advisories/47341nvdThird Party Advisory
- secunia.com/advisories/47348nvdThird Party Advisory
- secunia.com/advisories/47357nvdThird Party Advisory
- secunia.com/advisories/47359nvdThird Party Advisory
- secunia.com/advisories/47373nvdThird Party Advisory
- secunia.com/advisories/47374nvdThird Party Advisory
- secunia.com/advisories/47397nvdThird Party Advisory
- secunia.com/advisories/47399nvdThird Party Advisory
- secunia.com/advisories/47441nvdThird Party Advisory
- security.freebsd.org/advisories/FreeBSD-SA-11:08.telnetd.ascnvdMitigationVendor Advisory
- www.debian.org/security/2011/dsa-2372nvdThird Party Advisory
- www.debian.org/security/2011/dsa-2373nvdThird Party Advisory
- www.debian.org/security/2011/dsa-2375nvdThird Party Advisory
- www.mandriva.com/security/advisoriesnvdThird Party Advisory
- www.redhat.com/support/errata/RHSA-2011-1851.htmlnvdThird Party Advisory
- www.redhat.com/support/errata/RHSA-2011-1852.htmlnvdThird Party Advisory
- www.redhat.com/support/errata/RHSA-2011-1853.htmlnvdThird Party Advisory
- www.redhat.com/support/errata/RHSA-2011-1854.htmlnvdThird Party Advisory
- www.securitytracker.com/idnvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/idnvdThird Party AdvisoryVDB Entry
- exchange.xforce.ibmcloud.com/vulnerabilities/71970nvdThird Party AdvisoryVDB Entry
- archives.neohapsis.com/archives/bugtraq/2011-12/0172.htmlnvdBroken Link
- osvdb.org/78020nvdBroken Link
News mentions
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