Improperly Implemented Security Check for Standard Affecting openssh-clients-debuginfo package, versions <0:9.9p1-16.amzn2023.0.1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.16% (6th percentile)

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  • Snyk IDSNYK-AMZN2023-OPENSSHCLIENTSDEBUGINFO-22103416
  • published31 Oct 2026
  • disclosed8 Jul 2026

Introduced: 8 Jul 2026

CVE-2026-59999  (opens in a new tab)
CWE-358  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 openssh-clients-debuginfo to version 0:9.9p1-16.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-3354.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssh-clients-debuginfo package and not the openssh-clients-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

In sshd in OpenSSH before 10.4, DisableForwarding=yes was supposed to take precedence over PermitTunnel=yes, but did not.

CVSS Base Scores

version 3.1