CVE-2014-7271 : Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to log in

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

Published 2018-03-08 20:29:00

Updated 2018-03-27 23:50:12

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2014-7271

Fedoraproject » Fedora » Version: 20
cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 21
cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
Matching versions
Sddm Project » Sddm
Versions before (<) 0.10.0
cpe:2.3:a:sddm_project:sddm:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.8	HIGH	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-306 Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Assigned by: nvd@nist.gov (Primary)

https://github.com/sddm/sddm/wiki/0.10.0-Release-Announcement

0.10.0 Release Announcement · sddm/sddm Wiki · GitHub
Release Notes
https://github.com/sddm/sddm/pull/279/files

Never try to login as the user SDDM by davidedmundson · Pull Request #279 · sddm/sddm · GitHub
Patch
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/141550.html

[SECURITY] Fedora 21 Update: sddm-0.9.0-2.20141007git6a28c29b.fc21
Issue Tracking;Third Party Advisory

CVEs referencing this url
https://exchange.xforce.ibmcloud.com/vulnerabilities/98421

SDDM authentication security bypass CVE-2014-7271 Vulnerability Report
Third Party Advisory;VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1149608

1149608 – (CVE-2014-7271) CVE-2014-7271 sddm: user "sddm" can login without authentication.
Issue Tracking
http://www.securityfocus.com/bid/70767

SDDM CVE-2014-7271 Local Authentication Bypass Vulnerability
Third Party Advisory;VDB Entry
http://www.openwall.com/lists/oss-security/2014/10/06/4

oss-security - Re: various sddm vulnerabilities
Issue Tracking;Mailing List

CVEs referencing this url
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/141494.html

[SECURITY] Fedora 20 Update: sddm-0.9.0-2.20141007git6a28c29b.fc20
Release Notes;Third Party Advisory

CVEs referencing this url

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