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VULNERABILITIES

CVE-2018-15919 Details

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.'

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.3 MEDIUMVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA: CISA-ADPCVSS-B:5.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://seclists.org/oss-sec/2018/q3/180 CVEMailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20181221-0001/ CVEThird Party Advisory
http://www.securityfocus.com/bid/105163 CVEThird Party AdvisoryVDB Entry
http://seclists.org/oss-sec/2018/q3/180 [email protected]Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20181221-0001/ [email protected]Third Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-200Exposure of Sensitive Information to an Unauthorized Actor[email protected]
CWE-200Exposure of Sensitive Information to an Unauthorized ActorCISA-ADP

Affected Products

ProductVersions

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2018-15919
NVD Published Date:
Aug 28, 2018
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2018-15919 Details - Not Deferred