CVE-2020-6811

NameCVE-2020-6811
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. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2140-1, DLA-2150-1, DSA-4639-1, DSA-4642-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid126.0-1fixed
firefox-esr (PTS)jessie, jessie (lts)68.9.0esr-1~deb8u2fixed
stretch (security), stretch (lts), stretch91.11.0esr-1~deb9u1fixed
buster91.12.0esr-1~deb10u1fixed
buster (security)115.11.0esr-1~deb10u1fixed
bullseye115.7.0esr-1~deb11u1fixed
bullseye (security)115.11.0esr-1~deb11u1fixed
bookworm115.7.0esr-1~deb12u1fixed
bookworm (security)115.11.0esr-1~deb12u1fixed
sid, trixie115.11.0esr-1fixed
thunderbird (PTS)jessie, jessie (lts)1:68.9.0-1~deb8u2fixed
stretch (security), stretch (lts), stretch1:91.10.0-1~deb9u1fixed
buster1:91.12.0-1~deb10u1fixed
buster (security)1:115.11.0-1~deb10u1fixed
bullseye1:115.7.0-1~deb11u1fixed
bullseye (security)1:115.11.0-1~deb11u1fixed
bookworm1:115.7.0-1~deb12u1fixed
bookworm (security)1:115.11.0-1~deb12u1fixed
sid, trixie1:115.11.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)74.0-1
firefox-esrsourcewheezy(unfixed)end-of-life
firefox-esrsourcejessie68.6.0esr-1~deb8u1DLA-2140-1
firefox-esrsourcestretch68.6.0esr-1~deb9u1DSA-4639-1
firefox-esrsourcebuster68.6.0esr-1~deb10u1DSA-4639-1
firefox-esrsource(unstable)68.6.0esr-1
thunderbirdsourcewheezy(unfixed)end-of-life
thunderbirdsourcejessie1:68.6.0-1~deb8u1DLA-2150-1
thunderbirdsourcestretch1:68.6.0-1~deb9u1DSA-4642-1
thunderbirdsourcebuster1:68.6.0-1~deb10u1DSA-4642-1
thunderbirdsource(unstable)1:68.6.0-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2020-10/#CVE-2020-6811
https://www.mozilla.org/en-US/security/advisories/mfsa2020-09/#CVE-2020-6811
https://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6811

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