Security readout for executives and security teams
This is an old but serious issue in a legacy SMB authentication library. If a web application still uses smbvalid/smbval, such as through Apache::AuthenSmb, a remote attacker may be able to crash or take control of the affected process by sending overly long login values. Exposure is most likely in legacy Apache or Perl authentication deployments that use Apache::AuthenSmb, smbvalid, or smbval for SMB-backed login validation. The CVE data does not identify precise maintained product versions or package names. Prioritize if any internet-facing or partner-facing service still uses this legacy SMB authentication path. The main business risk is compromise of an authentication service, but the available public data is old and incomplete. Mitigation focus: Inventory applications using Apache::AuthenSmb, smbvalid, or smbval.; Check upstream or vendor guidance for supported fixes or replacements.; Replace unsupported SMB authentication modules 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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
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-1999-1237 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
- smbvalid-bo(2272)CVE reference · vdb-entry, x_refsource_XF
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.