CVE-2010-5164

CVE-2010-5164 is a medium-severity vulnerability in Kingsoft Personal Firewall 9 with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-362.

Key facts

Description

Race condition in KingSoft Personal Firewall 9 Plus 2009.05.07.70 on Windows XP allows local users to bypass kernel-mode hook handlers, and execute dangerous code that would otherwise be blocked by a handler but not blocked by signature-based malware detection, via certain user-space memory changes during hook-handler execution, aka an argument-switch attack or a KHOBE attack. NOTE: this issue is disputed by some third parties because it is a flaw in a protection mechanism for situations where a crafted program has already begun to execute

Frequently asked questions

What is CVE-2010-5164?
Race condition in KingSoft Personal Firewall 9 Plus 2009.05.07.70 on Windows XP allows local users to bypass kernel-mode hook handlers, and execute dangerous code that would otherwise be blocked by a handler but not blocked by signature-based malware detection, via certain user-space memory changes during hook-handler execution, aka an argument-switch attack or a KHOBE attack. NOTE: this issue is disputed by some third parties because it is a flaw in a protection mechanism for situations where a crafted program has already begun to execute
How severe is CVE-2010-5164?
CVE-2010-5164 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2010-5164 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-5164?
CVE-2010-5164 affects Kingsoft Personal Firewall 9. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-5164?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-5164 published?
CVE-2010-5164 was published on 2012-08-25 and last updated on 2026-06-16.

References

Affected products (1)

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