Security readout for executives and security teams
This is an old Microsoft MSN Chat ActiveX Control buffer overflow. If a legacy workstation still has the affected control from MSN Messenger or Exchange Instant Messenger 4.5/4.6, a remote attacker could potentially run code as that user. Exposure is most plausible in legacy Windows environments retaining the MSN Chat ActiveX Control or old Messenger/Exchange IM clients. Modern environments are likely unaffected unless obsolete components remain installed. Treat as a targeted legacy cleanup issue. It is serious where present because it can enable code execution, but enterprise urgency depends on whether obsolete Microsoft chat components still exist. Mitigation focus: Inventory systems for affected MSN Messenger or Exchange Instant Messenger versions.; Check Microsoft MS02-022 for official update or removal guidance.; Retire obsolete Messenger and Exchange Instant Messenger components where found..
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
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Open ATT&CK lookupCVE-2002-0155 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
- MS02-022CVE reference · vendor-advisory, x_refsource_MS
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.