CVE-2018-15919

MEDIUM
5.3
CVSS Score
Published: August 28, 2018 at 08:00 AM UTC
Updated: June 17, 2026 at 01:43 AM UTC
7 products affected across 2 vendorsCloud BackupOpenSSHData Ontap Edge

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Severity
MEDIUM5.3
Exploit prediction
EPSS 4%
SSVC
PoC

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.'

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
All versions
netapp-cn1610 (same device)
All versions
5.9 ≤ v ≤ 7.8
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

x_refsource_MISCMailing ListPatchThird Party Advisory
http://seclists.org/oss-sec/2018/q3/180
VDB Entryx_refsource_BIDThird Party Advisory
http://www.securityfocus.com/bid/105163

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200

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