CVE-2019-11743

NameCVE-2019-11743
DescriptionNavigation events were not fully adhering to the W3C's "Navigation-Timing Level 2" draft specification in some instances for the unload event, which restricts access to detailed timing attributes to only be same-origin. This resulted in potential cross-origin information exposure of history through timing side-channel attacks. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1910-1, DLA-1926-1, DSA-4516-1, DSA-4523-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid71.0-1fixed
firefox-esr (PTS)jessie52.8.1esr-1~deb8u1vulnerable
jessie (security)68.2.0esr-1~deb8u1fixed
stretch60.7.1esr-1~deb9u1vulnerable
stretch (security)68.2.0esr-1~deb9u2fixed
buster, buster (security)68.2.0esr-1~deb10u1fixed
bullseye68.2.0esr-1fixed
sid68.3.0esr-1fixed
thunderbird (PTS)jessie1:52.8.0-1~deb8u1vulnerable
jessie (security)1:68.2.2-1~deb8u1fixed
stretch1:60.8.0-1~deb9u1vulnerable
stretch (security)1:68.2.2-1~deb9u1fixed
buster1:60.9.0-1~deb10u1fixed
buster (security)1:68.2.2-1~deb10u1fixed
bullseye1:60.9.0-1fixed
sid1:68.3.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)69.0-1
firefox-esrsource(unstable)68.1.0esr-1
firefox-esrsourcebuster60.9.0esr-1~deb10u1DSA-4516-1
firefox-esrsourcejessie60.9.0esr-1~deb8u1DLA-1910-1
firefox-esrsourcestretch60.9.0esr-1~deb9u1DSA-4516-1
thunderbirdsource(unstable)1:60.9.0-1
thunderbirdsourcebuster1:60.9.0-1~deb10u1DSA-4523-1
thunderbirdsourcejessie1:60.9.0-1~deb8u1DLA-1926-1
thunderbirdsourcestretch1:60.9.0-1~deb9u1DSA-4523-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2019-25/#CVE-2019-11743
https://www.mozilla.org/en-US/security/advisories/mfsa2019-26/#CVE-2019-11743
https://www.mozilla.org/en-US/security/advisories/mfsa2019-27/#CVE-2019-11743

Search for package or bug name: Reporting problems