Description
poprelayd script before 2.0 in Cobalt RaQ3 servers allows remote attackers to bypass authentication for relaying by causing a "POP login by user" string that includes the attacker's IP address to be injected into the maillog log file.
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 1
- Cobalt Raq3 PopRelayD - Arbitrary SMTP Relay EDB-20994 · remote · Jul 4, 2001 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- cobalt-poprelayd-mail-relay(6806) vdb-entry
- 2986 vdb-entry
- 20010703 poprelayd and sendmail relay authentication problem (Cobalt Raq3) mailing-list
- 20010709 Re: poprelayd and sendmail relay authentication problem (Cobalt Raq3) mailing-list