Description
rpc.walld (wall daemon) for Solaris 2.6 through 9 allows local users to send messages to logged on users that appear to come from arbitrary user IDs by closing stderr before executing wall, then supplying a spoofed from header.
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
- Sun Solaris 2.5.1/2.6/7.0/8/9 Wall - Spoofed Message Origin EDB-22120 · local · Jan 3, 2003 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- solaris-wall-message-spoofing(11608) vdb-entry
- 20030103 Solaris 2.x /usr/sbin/wall Advisory mailing-list
- 6509 vdb-entry
- 1006682 vdb-entry
- VU#944241 third-party-advisory
- 7825 third-party-advisory
- 51980 vendor-advisory
- 1005882 vdb-entry