How severe is CVE-2012-1101?

CVE-2012-1101 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2012-1101 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-1101?

CVE-2012-1101 affects Systemd Project Systemd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-1101?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-1101 published?

CVE-2012-1101 was published on 2020-03-11 and last updated on 2026-06-16.

CVE-2012-1101

CVE-2012-1101 is a medium-severity vulnerability in Systemd Project Systemd with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Systemd Project Systemd
Published: 2020-03-11
Last modified: 2026-06-16

Description

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

Frequently asked questions

What is CVE-2012-1101?: systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).
How severe is CVE-2012-1101?: CVE-2012-1101 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2012-1101 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-1101?: CVE-2012-1101 affects Systemd Project Systemd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-1101?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-1101 published?: CVE-2012-1101 was published on 2020-03-11 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:systemd_project:systemd:37:*:*:*:*:*:*:*

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