CVE-2021-3560

Name
CVE-2021-3560
Description
It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
NVD Severity
unknown
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://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1961710
Third Party Advisory http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html
Third Party Advisory http://packetstormsecurity.com/files/172846/Facebook-Fizz-Denial-Of-Service.html
134c704f-9b21-4f2e-91b3-4a467353bcc0 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-3560

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:polkit_project:polkit:*:*:*:*:*:*:*:* polkit >= None < 0.119

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
polkit edge-community 0.119-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
polkit 3.22-community 0.119-r0 None fixed
polkit 3.21-community 0.119-r0 None fixed
polkit 3.20-community 0.119-r0 None fixed
polkit 3.19-community 0.119-r0 None fixed
polkit 3.18-community 0.119-r0 None fixed
polkit 3.17-community 0.119-r0 None fixed
polkit 3.12-main 0.116-r1 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable