How severe is CVE-2014-7271?

CVE-2014-7271 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2014-7271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-7271?

CVE-2014-7271 primarily affects Sddm Project Sddm. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-7271?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-7271 published?

CVE-2014-7271 was published on 2018-03-08 and last updated on 2026-06-17.

CVE-2014-7271

CVE-2014-7271 is a high-severity vulnerability in Sddm Project Sddm with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Sddm Project Sddm
Published: 2018-03-08
Last modified: 2026-06-17

Description

Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to log in as user "sddm" without authentication.

Frequently asked questions

What is CVE-2014-7271?: Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to log in as user "sddm" without authentication.
How severe is CVE-2014-7271?: CVE-2014-7271 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2014-7271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-7271?: CVE-2014-7271 primarily affects Sddm Project Sddm. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-7271?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-7271 published?: CVE-2014-7271 was published on 2018-03-08 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:sddm_project:sddm:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*

More vulnerabilities in Sddm Project Sddm

CVE-2014-7272 — High (CVSS 7.8): Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to gain root privileges because code running as…
CVE-2018-14345 — High (CVSS 7.5): An issue was discovered in SDDM through 0.17.0. If configured with ReuseSession=true, the password is not checked for…
CVE-2020-28049 — Medium (CVSS 6.3): An issue was discovered in SDDM before 0.19.0. It incorrectly starts the X server in a way that - for a short time…
CVE-2015-0856 — Medium (CVSS 4.6): daemon/Greeter.cpp in sddm before 0.13.0 does not properly disable the KDE crash handler, which allows local users to…

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