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CVE-2024-11957— Arbitrary Code Execution in WPS Office

Quick assessment

Affected
Kingsoft WPS Office
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Kingsoft WPS Office是中国金山软件（Kingsoft）公司的一种办公软件。提供文件处理功能。 Kingsoft WPS Office 12.1.0.18276及之前版本存在安全漏洞，该漏洞源于数字签名验证不当，可能导致加载任意库。

AI Predicted 9.8 Difficulty: Easy EPSS 0.11% · P1
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I. Basic Information for CVE-2024-11957

Vulnerability Information
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Vulnerability Title
Arbitrary Code Execution in WPS Office
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Kingsoft WPS Office 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kingsoft WPS Office是中国金山软件（Kingsoft）公司的一种办公软件。提供文件处理功能。 Kingsoft WPS Office 12.1.0.18276及之前版本存在安全漏洞，该漏洞源于数字签名验证不当，可能导致加载任意库。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Kingsoft WPS Office 12.2.0.16909 ~ 12.1.0.18276 -

II. Public POCs for CVE-2024-11957

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III. Intelligence Information for CVE-2024-11957

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News Coverage for CVE-2024-11957 (1)

IV. Related Vulnerabilities

Same product: WPS Office
Same vendor: Kingsoft
Same weakness: CWE-347

V. Comments for CVE-2024-11957

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