CVE-2020-12393

NameCVE-2020-12393
DescriptionThe 'Copy as cURL' feature of Devtools' network tab did not properly escape the HTTP method of a request, which can be controlled by the website. If a user used the 'Copy as cURL' feature and pasted the command into a terminal, it could have resulted in command injection and arbitrary command execution. *Note: this issue only affects Firefox on Windows operating systems.*. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid123.0-1fixed
firefox-esr (PTS)buster91.12.0esr-1~deb10u1fixed
buster (security)115.7.0esr-1~deb10u1fixed
bullseye115.7.0esr-1~deb11u1fixed
bullseye (security)115.8.0esr-1~deb11u1fixed
bookworm115.7.0esr-1~deb12u1fixed
bookworm (security)115.8.0esr-1~deb12u1fixed
trixie115.7.0esr-1fixed
sid115.8.0esr-1fixed
thunderbird (PTS)buster1:91.12.0-1~deb10u1fixed
buster (security)1:115.7.0-1~deb10u1fixed
bullseye (security), bullseye1:115.7.0-1~deb11u1fixed
bookworm, bookworm (security)1:115.7.0-1~deb12u1fixed
sid, trixie1:115.7.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)(not affected)
firefox-esrsource(unstable)(not affected)
thunderbirdsource(unstable)(not affected)

Notes

- firefox <not-affected> (Only affects Windows)
- firefox-esr <not-affected> (Only affects Windows)
- thunderbird <not-affected> (Only affects Windows)
https://www.mozilla.org/en-US/security/advisories/mfsa2020-16/#CVE-2020-12393
https://www.mozilla.org/en-US/security/advisories/mfsa2020-17/#CVE-2020-12393
https://www.mozilla.org/en-US/security/advisories/mfsa2020-18/#CVE-2020-12393

Search for package or bug name: Reporting problems