Improper Certificate Validation Affecting libreoffice package, versions [7.0.0,7.0.5.1)[7.1.0,7.1.1.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-LIBREOFFICE-9749302
- published18 Apr 2025
- disclosed21 Mar 2025
- creditNDS
Introduced: 21 Mar 2025
CVE-2021-25635 (opens in a new tab)How to fix?
Upgrade libreoffice to version 7.0.5.1, 7.1.1.1 or higher.
Overview
Affected versions of this package are vulnerable to Improper Certificate Validation that allows an attacker to self-sign an ODF document with an untrusted signature, and modify it to change the signature algorithm to an invalid or unknown algorithm, appearing to be a valid signature issued by a trusted person.