CVE-2021-41830: Double Certificate Attack
First published: Mon Oct 11 2021(Updated: )
It is possible for an attacker to manipulate signed documents and macros to appear to come from 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-2021-25633 for the LibreOffice advisory.
Credit: security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apache OpenOffice | <4.1.11 |
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Reference Links
- https://lists.apache.org/thread.html/r97d287c88881aa581f1b18cb01e2cbedc4e6eae85958491acb89b12e%40%3Cusers.openoffice.apache.org%3E
- https://lists.apache.org/thread.html/raaab8a3b91f8d7b7ba14f873b8d0fd13952c823acc3385b7a374e754@%3Cannounce.apache.org%3E
- https://lists.apache.org/thread.html/raaab8a3b91f8d7b7ba14f873b8d0fd13952c823acc3385b7a374e754%40%3Cannounce.apache.org%3E
Frequently Asked Questions
What is CVE-2021-41830?
CVE-2021-41830 refers to a vulnerability in Apache OpenOffice that allows attackers to manipulate signed documents and macros to appear to come from a trusted source.
Which versions of Apache OpenOffice are affected by CVE-2021-41830?
All versions of Apache OpenOffice up to 4.1.10 are affected.
How can an attacker exploit CVE-2021-41830?
An attacker can exploit CVE-2021-41830 by manipulating signed documents and macros to appear legitimate and from a trusted source.
What is the severity rating of CVE-2021-41830?
CVE-2021-41830 has a severity rating of 7.5 (high).
How can I protect myself from CVE-2021-41830?
To protect yourself from CVE-2021-41830, it is advised to update Apache OpenOffice to version 4.1.11.
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