Description
lserver in SAP DB 7.3 and earlier uses the current working directory to find and execute the lserversrv program, which allows local users to gain privileges with a malicious lserversrv that is called from a directory that has a symlink to the lserver program.
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
- SAP DB 7.3.00 - Symbolic Link EDB-22067 · local · Dec 4, 2002 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- sap-db-lserversrv-symlink(10762) vdb-entry
- 6316 vdb-entry
- http://www.sapdb.org/sap_db_alert.htm
- 20021204 SAP database local root via symlink mailing-list