CVE-2018-12396

NameCVE-2018-12396
DescriptionA vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
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)
ReferencesDLA-1571-1, DSA-4324-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid107.0-1fixed
firefox-esr (PTS)buster91.12.0esr-1~deb10u1fixed
buster (security)102.5.0esr-1~deb10u1fixed
bullseye91.13.0esr-1~deb11u1fixed
bullseye (security)102.5.0esr-1~deb11u1fixed
bookworm, sid102.5.0esr-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)63.0-1
firefox-esrsourcejessie60.3.0esr-1~deb8u1DLA-1571-1
firefox-esrsourcestretch60.3.0esr-1~deb9u1DSA-4324-1
firefox-esrsource(unstable)60.3.0esr-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2018-27/#CVE-2018-12396
https://www.mozilla.org/en-US/security/advisories/mfsa2018-26/#CVE-2018-12396

Search for package or bug name: Reporting problems