Security readout for executives and security teams
This old CVE describes a buffer overflow in the vchkpw/vpopmail POP authentication package. A remote attacker could use an overly long username or password to gain root privileges. The bundle does not provide affected versions, CVSS scoring, or confirmed active exploitation evidence. Exposure is likely limited to legacy systems still running vchkpw/vpopmail for POP authentication, especially if reachable from untrusted networks. The source bundle does not identify affected versions or CPEs. Prioritize investigation if any legacy vpopmail POP authentication remains in production. Remote root impact is severe, but urgency depends on whether the component is still deployed and exposed. Mitigation focus: Inventory systems using vchkpw/vpopmail for POP authentication.; Check Inter7 or vendor guidance for fixed versions or retirement recommendations.; Restrict POP authentication exposure to trusted networks where feasible..
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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Credential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2000-0091 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
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