CVE-2010-2387

GNOME Display Manager 2.20.x < 2.20.11 - Password Exposure via Debug Logging

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2010-2387. PoCs published by LogSec.

AI-analyzed exploit summary This repository contains the source code for GDM (GNOME Display Manager) with a focus on the vulnerability CVE-2010-2387. The code includes authentication handling and other core functionalities, but lacks a direct exploit or proof-of-concept. The README provides context about the software but no technical analysis of the vulnerability itself.

Description

vicious-extensions/ve-misc.c in GNOME Display Manager (gdm) 2.20.x before 2.20.11, when GDM debug is enabled, logs the user password when it contains invalid UTF8 encoded characters, which might allow local users to gain privileges by reading the information from syslog logs.

Exploits (1)

nomisec WRITEUP
by LogSec · poc
https://github.com/LogSec/CVE-2010-2387

This repository contains the source code for GDM (GNOME Display Manager) with a focus on the vulnerability CVE-2010-2387. The code includes authentication handling and other core functionalities, but lacks a direct exploit or proof-of-concept. The README provides context about the software but no technical analysis of the vulnerability itself.

Classification
Writeup 90%
Attack Type
Auth Bypass
Complexity
Moderate
Reliability
Theoretical
Target: GNOME Display Manager (GDM) 2.2
No auth needed
Prerequisites: Access to a vulnerable GDM installation
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (8)

Core 8
Core References
Issue Tracking x_refsource_confirm
https://bugzilla.gnome.org/show_bug.cgi?id=571846
US Government Resource third-party-advisory x_refsource_auscert
http://www.auscert.org.au/13123
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/40690
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/60642
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/40780
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/66643

Scores

EPSS 0.0052
EPSS Percentile 40.4%

Details

CWE
CWE-255
Status published
Products (11)
gnome/gnome_display_manager 2.20.0
gnome/gnome_display_manager 2.20.1
gnome/gnome_display_manager 2.20.2
gnome/gnome_display_manager 2.20.3
gnome/gnome_display_manager 2.20.4
gnome/gnome_display_manager 2.20.5
gnome/gnome_display_manager 2.20.6
gnome/gnome_display_manager 2.20.7
gnome/gnome_display_manager 2.20.8
gnome/gnome_display_manager 2.20.9
... and 1 more
Published Dec 21, 2012
Tracked Since Feb 18, 2026