CVE-2007-5633 Speedfan.sys in Alfredo Milani Comparetti SpeedFan 4.33, when used on Microsoft Windows Vista x64, allows local users to read or write arbitrary MSRs, and gain privileges and load unsigned drivers, vi...
HighCVSS 7.2
EPSS 0.94%
Public exploit
- Published
- Updated
- Exploit status
- Public exploit available
Description
Speedfan.sys in Alfredo Milani Comparetti SpeedFan 4.33, when used on Microsoft Windows Vista x64, allows local users to read or write arbitrary MSRs, and gain privileges and load unsigned drivers, via the (1) IOCTL_RDMSR 0x9C402438 and (2) IOCTL_WRMSR 0x9C40243C IOCTLs to \Device\speedfan, as demonstrated by an IOCTL_WRMSR action on MSR_LSTAR.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| almico speedfan | = 4.33 | No fix listed |
References
- 41842 vdb-entry
- 27312 third-party-advisory
- www.bugtrack.almico.com exploit
- www.reversemode.com
- 26123 exploit vdb-entry
- speedfan-ioctl-privilege-escalation(37298) vdb-entry