Race Condition Affecting openssh-cavs package, versions <0:7.4p1-21.el7


Severity

Recommended
low

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
3.32% (92nd percentile)

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  • Snyk IDSNYK-ORACLE7-OPENSSHCAVS-2539092
  • published10 Apr 2022
  • 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 Oracle:7 openssh-cavs to version 0:7.4p1-21.el7 or higher.
This issue was patched in ELSA-2019-2143.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssh-cavs package and not the openssh-cavs package as distributed by Oracle. See How to fix? for Oracle:7 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 Scores

version 3.1