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CVE-2012-0828
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…
Critical9.8EPSS 4.3%
- Published
- Updated
- Reserved
- Assigned by
- redhat
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).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 4.3% · top 8.9% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Heap-based buffer overflow by processing UTF-8 line from server containing characters outside BMP
- CWE-787 (opens in a new tab)All about CWE-787 and its CVEs
Affected products
References (4)
- https://security-tracker.debian.org/tracker/CVE-2012-0828 (opens in a new tab)x_refsource_MISCx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0828 (opens in a new tab)x_refsource_MISCx_transferred
- https://access.redhat.com/security/cve/cve-2012-0828 (opens in a new tab)x_refsource_MISCx_transferred
- http://www.openwall.com/lists/oss-security/2012/02/01/9 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2012-0828)Record last updated .