What’s Vulnerable › Vulnerabilities

CVE-2022-37401: Apache OpenOffice Weak Master Keys

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-15 · updated 2026-06-17
• Weakness: CWE-331

Description

Apache OpenOffice supports the storage of passwords for web connections in the user's configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in OpenOffice existed where master key was poorly encoded resulting in weakening its entropy from 128 to 43 bits making the stored passwords vulnerable to a brute force attack if an attacker has access to the users stored config. This issue affects: Apache OpenOffice versions prior to 4.1.13. Reference: CVE-2022-26307 - LibreOffice

Affected products

• Apache Software Foundation Apache OpenOffice: before 4.1.13 — fixed in 4.1.13

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache OpenOffice 4.1.13. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2022/08/13/2
• https://www.openoffice.org/security/cves/CVE-2022-37401.html
• http://www.openwall.com/lists/oss-security/2022/08/13/2
• https://www.openoffice.org/security/cves/CVE-2022-37401.html

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