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Fencer Intel
medium 5.5

CVE-2012-1101 json

systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).

published 2020-03-11 6 y ago modified 2026-06-16 4 mo ago also EUVD-2012-1135

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).

Patch / fix

  • systemd Debian 14, Debian 13, Debian 12 43-1

debian advisories DEBIAN-CVE-2012-1101

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-1101 updated cvss 2.1

systemd: Units that failed to load were not cleaned up leading to DoS

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • systemd systemd

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.