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Dossier · Vulnerability

Vulnerability · NVD published 2007-10-23

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, 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.

  1. First PoC
  2. 6939 days →First cited attacker

Signals

Exploited in the wild
Not on KEVNot in CISA's catalogue as of the last daily pull. Absence is not proof of safety.
EPSS · 30-day forecast
1%Chance of exploitation in the next 30 days, 60th percentile of all CVEs. A forecast; KEV outranks it.
CVSS · NVD
7.2AV:L/AC:L/Au:N/C:C/I:C/A:C
Internet exposure
not stated by sourcesNo exposure census on this CVE's dispatches.

Exploits

1 known · links only

Exploit-DB1

  1. SpeedFan - 'Speedfan.sys' Local Privilege Escalation ↗

    created 2007-10-18

On the wire

0 dispatches

No dispatch on our wire has named this CVE yet.

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