What’s Vulnerable › Vulnerabilities

CVE-2018-14345

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-17 · updated 2026-06-17
• Weakness: CWE-287

Description

An issue was discovered in SDDM through 0.17.0. If configured with ReuseSession=true, the password is not checked for users with an already existing session. Any user with access to the system D-Bus can therefore unlock any graphical session. This is related to daemon/Display.cpp and helper/backend/PamBackend.cpp.

Affected products

• Sddm Project Sddm: through 0.17.0

References

• https://bugzilla.suse.com/show_bug.cgi?id=1101450
• https://github.com/sddm/sddm/commit/147cec383892d143b5e02daa70f1e7def50f5d98
• https://bugzilla.suse.com/show_bug.cgi?id=1101450
• https://github.com/sddm/sddm/commit/147cec383892d143b5e02daa70f1e7def50f5d98

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