Security readout for executives and security teams
This old Sendmail issue can let a local user disrupt mail service by interfering with alias database handling. The public record does not identify affected versions, CVSS severity, or a vendor fix, so urgency depends on whether legacy Sendmail systems still exist in your environment. Exposure is most plausible on legacy Sendmail hosts that allow local user access. Exact affected versions and platforms are not stated in the provided sources. Treat this as a legacy mail-service resilience risk. Prioritize if Sendmail runs on business-critical mail hosts with local user access; otherwise handle through normal vulnerability hygiene. Mitigation focus: Check OS or Sendmail vendor guidance for fixed packages or configuration changes.; Inventory legacy Sendmail deployments and prioritize supported versions.; Restrict local shell access on mail hosts to necessary administrators..
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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Database behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-1999-0976 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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.