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Vulnerability Intelligence

CVE-2025-62876

MEDIUM5.3

A Execution with Unnecessary Privileges vulnerability in lightdm-kde-greeter allows escalation from the service user to root

Published Nov 12, 2025

Modified 2 months ago

No fix available

Details

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.

References

WEBhttp://www.openwall.com/lists/oss-security/2025/11/17/4 WEBhttps://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-62876 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2025-62876

CVSS Analysis

CVSS v4.0

5.3

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

LowPR:L

User Interaction

PassiveUI:P

Vulnerable System

Vuln. Confidentiality

LowVC:L

Vuln. Integrity

HighVI:H

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

5.3/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

Weakness Type (CWE)

Configuration

Unnecessary Privileges

Ecosystems

Timeline

PublishedNov 12, 2025

ModifiedNov 17, 2025

CVE-2025-62876 | Mondoo Vulnerability Intelligence