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CVE-2021-41832— Content Manipulation with Certificate Validation Attack

Quick assessment

Affected
Apache Software Foundation Apache OpenOffice
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.

Apache OpenOffice是美国阿帕奇（Apache）基金会的一款开源的办公软件套件。该套件包含文本文档、电子表格、演示文稿、绘图、数据库等。 Apache OpenOffice 4.1.10之前版本存在数据伪造问题漏洞，攻击者可利用该漏洞操纵文档，使其看起来是由可信源签名的。

AI Predicted 6.6 Difficulty: Moderate EPSS 1.34% · P70

Possible ATT&CK Techniques 1 AI

T1553.005 · Mark-of-the-Web Bypass
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I. Basic Information for CVE-2021-41832

Vulnerability Information
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Vulnerability Title
Content Manipulation with Certificate Validation Attack
Source: CVE Program / CVE List V5
Vulnerability Description
It is possible for an attacker to manipulate documents to appear to be signed by a trusted source. All versions of Apache OpenOffice up to 4.1.10 are affected. Users are advised to update to version 4.1.11. See CVE-2021-25635 for the LibreOffice advisory.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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
Apache OpenOffice 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache OpenOffice是美国阿帕奇（Apache）基金会的一款开源的办公软件套件。该套件包含文本文档、电子表格、演示文稿、绘图、数据库等。 Apache OpenOffice 4.1.10之前版本存在数据伪造问题漏洞，攻击者可利用该漏洞操纵文档，使其看起来是由可信源签名的。
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
Apache Software Foundation Apache OpenOffice Apache OpenOffice ~ 4.1.10 -

II. Public POCs for CVE-2021-41832

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III. Intelligence Information for CVE-2021-41832

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Mailing List Discussions for CVE-2021-41832 (2)

Same Patch Batch · Apache Software Foundation · 2021-10-11 · 3 CVEs total

CVE-2021-41831 Timestamp Manipulation with Signature Wrapping
CVE-2021-41830 Double Certificate Attack

IV. Related Vulnerabilities

Same product: Apache OpenOffice
Same vendor: Apache Software Foundation
Same weakness: CWE-347

V. Comments for CVE-2021-41832

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