Improper Digital Signature Verification in Kingsoft WPS Office
CVE-2024-11957

9.3CRITICAL

Key Information:

Vendor

Kingsoft

Status
WPs Office
Vendor
CVE Published:
4 March 2025

Badges

👾 Exploit Exists

What is CVE-2024-11957?

A flaw in the ksojscore.dll component of Kingsoft WPS Office introduces a vulnerability due to improper verification of digital signatures. This weakness, present in versions up to and including 12.1.0.18276 on Windows, permits attackers to load arbitrary Windows libraries, potentially leading to unauthorized code execution. Although a patch was released in version 12.2.0.16909 to address related vulnerabilities, the measures implemented were not sufficiently rigorous, leaving systems vulnerable to exploitation.

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Affected Version(s)

WPS Office Windows 12.2.0.16909 < 12.1.0.18276

References

https://www.welivesecurity.com/en/eset-research/analysis-...

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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