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CVSS v3.1
N/A
EPSS
95.10%
Published
Dec 24, 2011
Modified
Apr 28, 2026
Public PoC / Exploit (4)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
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.
Weaknesses (CWE)
Affected Products (21)
References (20)