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CVE-2024-11957

CRITICALCVSS 9.3/10EPSS 0.10%

Last modified

CVE-2024-11957 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. Improper verification of the digital signature in ksojscore.dll in Kingsoft WPS Office in versions equal or less than 12.1.0.18276 on Windows allows an attacker to load an arbitrary Windows library. The patch released in version 12.2.0.16909 to mitigate CVE-2024-7262 was not restrictive enough.. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

Description

Improper verification of the digital signature in ksojscore.dll in Kingsoft WPS Office in versions equal or less than 12.1.0.18276 on Windows allows an attacker to load an arbitrary Windows library. The patch released in version 12.2.0.16909 to mitigate CVE-2024-7262 was not restrictive enough.

Metrics

CVSS 4.0
9.3/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.10%

1.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2024-11957?
Improper verification of the digital signature in ksojscore.dll in Kingsoft WPS Office in versions equal or less than 12.1.0.18276 on Windows allows an attacker to load an arbitrary Windows library. The patch released in version 12.2.0.16909 to mitigate CVE-2024-7262 was not restrictive enough.
How severe is CVE-2024-11957?
CVE-2024-11957 has a CVSS score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2024-11957?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-11957?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST