Security readout for executives and security teams
CVE-1999-0720 is an old Linux local-user issue involving pt_chown, a helper associated with terminal devices. A local account may be able to modify TTY devices belonging to other users, creating confidentiality or session-integrity risk on shared systems. The source data does not name specific Linux distributions, versions, patches, or modern exploit activity. Most relevant to legacy or shared Linux systems with local user access and a vulnerable pt_chown command. The provided sources do not identify exact affected distributions, maintained package versions, or CPEs. Treat this as a legacy exposure review rather than an emergency, unless shared Linux systems still allow untrusted local users. Business urgency rises for multi-user servers, hosting environments, or unsupported Linux estates. Mitigation focus: Check current Linux distribution and glibc vendor guidance for pt_chown advisories.; Apply vendor-supported OS or glibc updates where applicable.; Remove or restrict vulnerable pt_chown behavior only when vendor guidance supports it..
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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CVE-1999-0720 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
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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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