CVE-2025-62876

A Execution with Unnecessary Privileges vulnerability in lightdm-kde-greeter allows escalation from the service user to root.This issue affects lightdm-kde-greeter. before 6.0.4.

VectorLOCAL

Published Bymeissner@suse.de

Published DateNov 12, 2025, 13:15

Weakness Type (CWE):CWE-250

CVSS Metrics

Base Score

5.3

Vector String

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Base Severity

MEDIUM

Version

4.0

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

LOW

Privileges Required (PR)

LOW

User Interaction (UI)

PASSIVE

Scope (S)

Confidentiality (C)

Integrity (I)

Availability (A)

References

Base Score

MEDIUM5.3

Weakness Type (CWE):CWE-250

CVSS Metrics

Base Score

5.3

Vector String

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Base Severity

MEDIUM

Version

4.0

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

LOW

Privileges Required (PR)

LOW

User Interaction (UI)

PASSIVE

Scope (S)

Confidentiality (C)

Integrity (I)

Availability (A)