Improper Input Validation Affecting openssh package, versions <1:4.7p1-1


low

Snyk CVSS

    Attack Complexity Low

    Threat Intelligence

    EPSS 2.1% (89th percentile)
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NVD
7.3 high

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  • Snyk ID SNYK-DEBIAN11-OPENSSH-523889
  • published 12 Sep 2007
  • disclosed 12 Sep 2007

How to fix?

Upgrade Debian:11 openssh to version 1:4.7p1-1 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 Debian. See How to fix? for Debian:11 relevant fixed versions and status.

ssh in OpenSSH before 4.7 does not properly handle when an untrusted cookie cannot be created and uses a trusted X11 cookie instead, which allows attackers to violate intended policy and gain privileges by causing an X client to be treated as trusted.

References