CVE-2021-29987

Name
CVE-2021-29987
Description
After requesting multiple permissions, and closing the first permission panel, subsequent permission panels will be displayed in a different position but still record a click in the default location, making it possible to trick a user into accepting a permission they did not want to. *This bug only affects Firefox on Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox < 91 and Thunderbird < 91.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://www.mozilla.org/security/advisories/mfsa2021-33/
MISC https://www.mozilla.org/security/advisories/mfsa2021-36/
MISC https://bugzilla.mozilla.org/show_bug.cgi?id=1716129
Third Party Advisory https://security.gentoo.org/glsa/202202-03

Match rules

CPE URI Source package Min version Max version

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
thunderbird edge-community 91.3.2-r0 None fixed
thunderbird 3.22-community 91.3.2-r0 None fixed
thunderbird 3.21-community 91.3.2-r0 None fixed
thunderbird 3.20-community 91.3.2-r0 None fixed
thunderbird 3.19-community 91.3.2-r0 None fixed
thunderbird 3.18-community 91.3.2-r0 None fixed
thunderbird 3.17-community 91.3.2-r0 None fixed
librewolf edge-community 92.0.1-r0 None fixed
librewolf 3.22-community 92.0.1-r0 None fixed
librewolf 3.21-community 92.0.1-r0 None fixed
firefox edge-community 92.0.1-r0 Rasmus Thomsen <oss@cogitri.dev> fixed
firefox 3.22-community 92.0.1-r0 None fixed
firefox 3.21-community 92.0.1-r0 None fixed
firefox 3.20-community 92.0.1-r0 None fixed
firefox 3.19-community 92.0.1-r0 None fixed
firefox 3.18-community 92.0.1-r0 None fixed
firefox 3.17-community 92.0.1-r0 None fixed