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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2007-10-23T17:00:00

Updated: 2024-08-07T15:39:13.623Z

Reserved: 2007-10-23T00:00:00

Link: CVE-2007-5633

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2007-10-23T17:46:00.000

Modified: 2024-11-21T00:38:21.337

Link: CVE-2007-5633

cve-icon Redhat

No data.