Security readout for executives and security teams
This CVE describes a misconfigured X server with access control disabled, such as through a permissive xhost setting. In that state, anyone who can reach the server may connect to it. The source bundle does not identify affected vendors, versions, CVSS severity, or active exploitation. Exposure is most likely on systems running X server services where access control was manually disabled or left permissive. The bundle provides no vendor or version scope. Treat this as a configuration hygiene issue with potentially serious exposure on affected hosts. Prioritize discovery and hardening over emergency response unless local evidence shows exposure or abuse. Mitigation focus: Re-enable X server access control where it is disabled.; Remove global permissive X access settings from host startup scripts.; Restrict X server access to explicitly trusted users or hosts..
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-1999-0526 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.