Race Condition Affecting openssh package, versions <7.7_p1-r4


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
98.63% (100th percentile)

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  • Snyk IDSNYK-ALPINE317-OPENSSH-3140933
  • published22 Aug 2018
  • disclosed17 Aug 2018

Introduced: 17 Aug 2018

CVE-2018-15473  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Alpine:3.17 openssh to version 7.7_p1-r4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssh package and not the openssh package as distributed by Alpine. See How to fix? for Alpine:3.17 relevant fixed versions and status.

OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.

CVSS Base Scores

version 3.1