Description
qpopper POP server creates lock files with predictable names, which allows local users to cause a denial of service for other users (lack of mail access) by creating lock files for other mail boxes.
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
- Qualcomm qpopper 2.53/3.0 / RedHat imap 4.5 -4 / UoW imap 4.5 popd - Lock File Denial of Service EDB-19869 · dos · Apr 19, 2000 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 20000420 pop3d/imap DOS (while we're on the subject) mailing-list
- 20000420 pop3 mailing-list
- 1132 vdb-entry