CVE-2021-25631

NameCVE-2021-25631
DescriptionIn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libreoffice (PTS)buster1:6.1.5-3+deb10u7fixed
buster (security)1:6.1.5-3+deb10u4fixed
bullseye1:7.0.4-4+deb11u3fixed
bullseye (security)1:7.0.4-4+deb11u4fixed
bookworm, sid1:7.4.3-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libreofficesource(unstable)(not affected)

Notes

- libreoffice <not-affected> (Libreoffice on Windows)
https://positive.security/blog/url-open-rce#open-libreoffice

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