CVE-2012-0828

Name: CVE-2012-0828
Creator: NVD / NIST
Published: 2020-02-21T18:15:11.27+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 4.18%

Last modified Jun 16, 2026

CVE-2012-0828 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).. EPSS estimates a 4.18% chance of exploitation in the next 30 days.

Description

Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

4.18%

89.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Gnome	Gtk	2.10.4
Gnome	Gtk	2.14.7
Gnome	Gtk	2.18.9
Gnome	Gtk	2.24.7
Xchat	Xchat	< 2.8.6
Xchat-Wdk	Xchat-Wdk	< 1499-4

References

http://www.openwall.com/lists/oss-security/2012/02/01/9Mailing List, Third Party Advisory
https://access.redhat.com/security/cve/cve-2012-0828Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0828Issue Tracking, Patch, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2012-0828Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/02/01/9Mailing List, Third Party Advisory
https://access.redhat.com/security/cve/cve-2012-0828Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0828Issue Tracking, Patch, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2012-0828Third Party Advisory

Timeline

Published: Feb 21, 2020
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-0828?

How severe is CVE-2012-0828?

CVE-2012-0828 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.18% probability of exploitation in the next 30 days.

How do I fix CVE-2012-0828?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-0828?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST