Description
DLMFENC.sys 1.0.0.26 in DESlock+ 3.2.6 and earlier allows local users to cause a denial of service (system crash) via a certain ZERO_MEM DLMFENC_IOCTL request to \\.\DLKPFSD_Device, aka the "ring0 link list zero" vulnerability.
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
- DESlock+ < 3.2.6 - 'DLMFENC.sys' Local Kernel Ring0 link list zero (PoC) EDB-5142 · dos · Feb 18, 2008 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- deslock-dlmfencsys-dos(41204) vdb-entry
- 5142 exploit
- 29005 third-party-advisory
- ADV-2008-0597 vdb-entry