Security readout for executives and security teams
An old OpenSSH configuration flaw let a person who could log in over SSH gain full administrator (root) control of the server when a specific, non-default setting was enabled. The setting was called UseLogin, and turning it on broke how OpenSSH gave up its high privileges before running a user's session. This is a legacy issue from 2000 relevant only if very old systems still run. Exposure is limited to legacy systems still running vulnerable OpenSSH builds from 2000 with the non-default UseLogin option enabled in sshd_config. Modern distributions long ago patched or removed this behavior, so most environments should have zero live exposure. Any surviving deployment is likely an unmanaged, air-gapped, or embedded host. Low priority for modern estates: this is a 2000-era OpenSSH issue with no KEV entry and no evidence of current campaigns. Treat as a hygiene check during legacy system audits. Elevate only if the organization still operates unpatched OpenSSH hosts or embedded devices where UseLogin may be enabled. Mitigation focus: Ensure UseLogin is not set to yes in sshd_config on any managed host.; Upgrade OpenSSH to a currently supported vendor-maintained release.; Retire or isolate legacy systems that cannot be patched..
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-2000-0525 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
- openssh-uselogin-remote-exec(4646)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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