Medium severity5.3OSV Advisory· Published Aug 28, 2018· Updated Jun 17, 2026
CVE-2018-15919
CVE-2018-15919
Description
Remotely observable behaviour in auth-gss2.c in OpenSSH through 7.8 could be used by remote attackers to detect existence of users on a target system when GSS2 is in use. NOTE: the discoverer states 'We understand that the OpenSSH developers do not want to treat such a username enumeration (or "oracle") as a vulnerability.'
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <=7.8
Patches
Vulnerability mechanics
References
3- seclists.org/oss-sec/2018/q3/180nvdMailing ListPatchThird Party Advisory
- www.securityfocus.com/bid/105163nvdThird Party AdvisoryVDB Entry
- security.netapp.com/advisory/ntap-20181221-0001/nvdThird Party Advisory
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