Description
Buffer overflow in krb_rd_req function in Kerberos 4 and 5 allows remote attackers to gain root privileges.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 3
- Cygnus Network Security 4.0/KerbNet 5.0 / MIT Kerberos 4/5 / RedHat 6.2 - Compatibility 'krb_rd_req()' Local Buffer Overflow (2) EDB-19925 · local · May 26, 2000 · verified
- Cygnus Network Security 4.0/KerbNet 5.0 / MIT Kerberos 4/5 / RedHat 6.2 - Compatibility 'krb_rd_req()' Remote Buffer Overflow (1) EDB-19924 · remote · May 16, 2000 · verified
- Cygnus Network Security 4.0/KerbNet 5.0 / MIT Kerberos 4/5 / RedHat 6.2 - Compatibility 'krb_rd_req()' Remote Buffer Overflow (3) EDB-19926 · remote · Apr 8, 2000 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- FreeBSD-SA-00:20 vendor-advisory
- RHSA-2000:025 vendor-advisory
- CA-2000-06 third-party-advisory
- 20000516 BUFFER OVERRUN VULNERABILITIES IN KERBEROS mailing-list
- 1220 vdb-entry