CVE-2020-1712

Name
CVE-2020-1712
Description
A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages.
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
Patch https://github.com/systemd/systemd/commit/ea0d0ede03c6f18dbc5036c5e9cccf97e415ccc2
Mailing List https://www.openwall.com/lists/oss-security/2020/02/05/1
Patch https://github.com/systemd/systemd/commit/1068447e6954dc6ce52f099ed174c442cb89ed54
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1712
Patch https://github.com/systemd/systemd/commit/637486261528e8aa3da9f26a4487dc254f4b7abb
Patch https://github.com/systemd/systemd/commit/bc130b6858327b382b07b3985cf48e2aa9016b2d

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:freedesktop:systemd:*:*:*:*:*:*:*:* systemd >= None <= 244

Vulnerable and fixed packages

Source package Branch Version Maintainer Status