CVE-2011-4862
HIGH 10.0EPSS 95.1%
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 v2.0 NVD
- 10.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C - EPSS
- 95.06% chance of exploitation in the next 30 days, 100th percentile
- Published
- 2011-12-25
- Updated
- 2024-08-07
Proof-of-concept exploits (4)
- http://www.exploit-db.com/exploits/18280/
- hdbreaker/GO-CVE-2011-48625★ · 2017-02-02
- kpawar2410/CVE-2011-48621★ · 2020-02-12
- lol-fi/cve-2011-48620★ · 2018-12-04
Metasploit modules (3)
- rapid7/metasploit-framework/blob/master/modules/exploits/freebsd/telnet/telnet_encrypt_ke…
- rapid7/metasploit-framework/blob/master/modules/exploits/linux/telnet/telnet_encrypt_keyi…
- rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/telnet/telnet_encrypt_o…
ExploitDB entries (3)
- https://www.exploit-db.com/exploits/18369
- https://www.exploit-db.com/exploits/18368
- https://www.exploit-db.com/exploits/18280
Security advisories
- http://lists.freebsd.org/pipermail/freebsd-security/2011-December/006117.html
- http://lists.freebsd.org/pipermail/freebsd-security/2011-December/006118.html
- http://lists.freebsd.org/pipermail/freebsd-security/2011-December/006119.html
- http://lists.freebsd.org/pipermail/freebsd-security/2011-December/006120.html
- http://security.freebsd.org/advisories/FreeBSD-SA-11:08.telnetd.asc
- http://security.freebsd.org/patches/SA-11:08/telnetd.patch
- http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2011-008.txt
- http://git.savannah.gnu.org/cgit/inetutils.git/commit/?id=665f1e73cdd9b38e2d2e11b8db9958a…
- http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071627.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071640.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00015.html
- http://secunia.com/advisories/46239
- http://secunia.com/advisories/47341
- http://secunia.com/advisories/47348
- http://secunia.com/advisories/47357
- http://secunia.com/advisories/47359
- http://secunia.com/advisories/47373
- http://secunia.com/advisories/47374
- http://secunia.com/advisories/47397
- http://secunia.com/advisories/47399
- http://secunia.com/advisories/47441
- http://www.debian.org/security/2011/dsa-2372
- http://www.debian.org/security/2011/dsa-2373
- http://www.debian.org/security/2011/dsa-2375
- http://www.exploit-db.com/exploits/18280
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:195
- http://www.redhat.com/support/errata/RHSA-2011-1851.html
- http://www.redhat.com/support/errata/RHSA-2011-1852.html
- http://www.redhat.com/support/errata/RHSA-2011-1853.html
- http://www.redhat.com/support/errata/RHSA-2011-1854.html
- http://www.securitytracker.com/id?1026460
- http://www.securitytracker.com/id?1026463
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71970