Vulnerability in Freedesktop Dbus

CVE-2020-12049

An issue was discovered in dbus >= 1.3.0 before 1.12.18. The DBusServer in libdbus, as used in dbus-daemon, leaks file descriptors when a message exceeds the per-message file descriptor limit. A local attacker with access to the D-Bus syst…

EPSS: 0.006 (43.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-12049?
CVE-2020-12049 is a medium-severity vulnerability in Freedesktop Dbus, classified under Improper Resource Shutdown or Release. CVSS score: 5.5/10. Published 2020-06-08.
How severe is CVE-2020-12049?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-12049 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.