Security readout for executives and security teams
CVE-2002-0231 is an old mIRC client flaw. A malicious or compromised IRC server could send an overly long nickname and cause code execution on users running mIRC 5.91 or earlier. Business risk depends on whether any legacy endpoints still run these versions. Exposure is likely limited to legacy systems where mIRC 5.91 or earlier is still installed and used to connect to IRC servers. Modern environments without this client are unlikely to be affected based on the supplied sources. Treat this as a legacy software hygiene issue with high impact if present. Prioritize rapid discovery over broad emergency response: the main question is whether obsolete mIRC clients remain in use. Mitigation focus: Inventory endpoints for mIRC 5.91 and earlier.; Remove vulnerable mIRC installations where business use is unnecessary.; Check current vendor guidance before selecting an upgrade path..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2002-0231 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
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
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.