CVE-2012-0828: xchat Xchat-WDK vulnerability

CVE-2012-0828: Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could...

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).

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 18:38 UTC (UTC+00:00)

Security readout for executives and security teams

This issue affects legacy Xchat clients. A malicious or compromised IRC server could send specially formed UTF-8 text that crashes the client and might allow code execution. Business exposure is likely narrow unless old Xchat-WDK or Maemo xchat installations still exist. Exposure is most likely in legacy desktop or Maemo environments that still run the affected Xchat versions. Modern environments without Xchat-WDK or Maemo xchat should not be exposed based on the provided sources. Treat this as a legacy-technology cleanup item unless affected clients are still operational. Prioritize removal or upgrade where Xchat is used in sensitive environments or by privileged users. Mitigation focus: Inventory systems for Xchat-WDK and Maemo xchat installations.; Upgrade Xchat-WDK to 1499-4 or later where available.; Retire unsupported Maemo xchat 2.8.6 deployments..

Prepared: Jun 6, 2026, 02:28 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2012-0828 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Feb 21, 2020, 17:20 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://security-tracker.debian.org/tracker/CVE-2012-0828CVE reference · x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0828CVE reference · x_refsource_MISC
https://access.redhat.com/security/cve/cve-2012-0828CVE reference · x_refsource_MISC

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

xchatXchat-WDKbefore 1499-4 (2012-01-18)Listed

xchatxchat2.8.6 on Maemo architectureListed

Weakness

CWE details

No CWE listed

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