Vulnerability Description
In the LibreOffice 7-1 series in versions prior to 7.1.2, and in the 7-0 series in versions prior to 7.0.5, the denylist can be circumvented by manipulating the link so it doesn't match the denylist but results in ShellExecute attempting to launch an executable type.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libreoffice | Libreoffice | >= 7.0.0, < 7.0.5 |
Related Weaknesses (CWE)
References
- https://positive.security/blog/url-open-rce#open-libreofficeExploitThird Party Advisory
- https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/Vendor Advisory
- https://positive.security/blog/url-open-rce#open-libreofficeExploitThird Party Advisory
- https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/Vendor Advisory
FAQ
What is CVE-2021-25631?
CVE-2021-25631 is a vulnerability with a CVSS score of 8.8 (HIGH). In the LibreOffice 7-1 series in versions prior to 7.1.2, and in the 7-0 series in versions prior to 7.0.5, the denylist can be circumvented by manipulating the link so it doesn't match the denylist b...
How severe is CVE-2021-25631?
CVE-2021-25631 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-25631?
Check the references section above for vendor advisories and patch information. Affected products include: Libreoffice Libreoffice.