CVE-2026-59998
4.8
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Summary
sshd in OpenSSH before 10.4 has an undocumented security-relevant behavior: GSSAPIStrictAcceptorCheck has no value if the server is in Windows Active Directory.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| OpenBSD | OpenSSH | 0 < 10.4 | affected |
Weaknesses
- CWE-573: CWE-573 Improper Following of Specification by Caller
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://www.openwall.com/lists/oss-security/2026/07/06/5
- https://marc.info/?l=openssh-unix-dev&m=178333966933090&w=2
- https://www.openssh.org/releasenotes.html#10.4p1
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