CVE-2012-1101
systemd 37-1 does not properly handle non-existent services, which causes a denial of service ...
CVE-2012-1101 is a medium vulnerability (CVSS 5.5) in Systemd, published March 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 33rd percentile. Fixed in systemd 43-1.
systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
- Record
CVE-2012-1101- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
- Record
CVE-2012-1101- Updated
- 2026-11-02
EUVDEUVD-2012-1135 No score
systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
- Record
EUVD-2012-1135- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vxp6-p2r8-fgq7 No score
systemd 37-1 does not properly handle non-existent services, which causes a denial of service ...
systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
- Record
GHSA-vxp6-p2r8-fgq7- Updated
- 2026-11-02
OSV
systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
- Record
CVE-2012-1101- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2012-1101
systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
- Record
DEBIAN-CVE-2012-1101- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-1101
openwall.com/lists/oss-security/2012/03/05/4
cgit.freedesktop.org/systemd/systemd/commit?id=9a46fc3b9014de1bf0ed1f3004a536b08a19ebb3
bugs.debian.org/cgi-bin/bugreport.cgi?bug=662029
nvd.nist.gov/vuln/detail/CVE-2012-1101
github.com/advisories/GHSA-vxp6-p2r8-fgq7
security-tracker.debian.org/tracker/CVE-2012-1101