CVE-2007-5633

Public Exploit

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.

7.2

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.12%

Third-Party Advisory secunia.com

Affected: n/a n/a

References

Link	Tags
https://exchange.xforce.ibmcloud.com/vulnerabilities/37298	vdb entry
http://osvdb.org/41842	vdb entry
http://www.reversemode.com/index.php?option=com_content&task=view&id=42&Itemid=1
http://www.securityfocus.com/bid/26123	vdb entry exploit
http://secunia.com/advisories/27312	third party advisory
http://www.bugtrack.almico.com/view.php?id=987	exploit

Frequently Asked Questions

What is the severity of CVE-2007-5633?: CVE-2007-5633 has been scored as a high severity vulnerability.
How to fix CVE-2007-5633?: To fix CVE-2007-5633, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-5633 being actively exploited in the wild?: It is possible that CVE-2007-5633 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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