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USN-3795-3

USN-3795-3 · libssh regression

This page contains facts from public vulnerability sources. Check the original advisory before updating.

USN-3795-1 and USN-3795-2 fixed a vulnerability in libssh. The upstream fix introduced a regression. This update fixes the problem. Original advisory details: Peter Winter-Smith discovered that libssh incorrectly handled authentication when being used as a server. A remote attacker could use this issue to bypass authentication without any credentials.

Fix available

Published
Updated

Stack: system

Affected products and versions

  • libssh Ubuntu:14.04:LTS

    Versions
    • 0.5.4-1
    • 0.6.1-0ubuntu2
    • 0.6.1-0ubuntu3
    • 0.6.1-0ubuntu3.1
    • 0.6.1-0ubuntu3.3
    • 0.6.1-0ubuntu3.4
    Affected ranges
    • ECOSYSTEM: < 0.6.1-0ubuntu3.5

    Update to 0.6.1-0ubuntu3.5

  • libssh Ubuntu:16.04:LTS

    Versions
    • 0.6.3-3ubuntu3
    • 0.6.3-4.1
    • 0.6.3-4.2
    • 0.6.3-4.2ubuntu1
    • 0.6.3-4.3
    • 0.6.3-4.3ubuntu0.1
    Affected ranges
    • ECOSYSTEM: < 0.6.3-4.3ubuntu0.2

    Update to 0.6.3-4.3ubuntu0.2

  • libssh Ubuntu:18.04:LTS

    Versions
    • 0.7.5-1
    • 0.8.0~20170825.94fa1e38-1
    • 0.8.0~20170825.94fa1e38-1build1
    • 0.8.0~20170825.94fa1e38-1ubuntu0.1
    Affected ranges
    • ECOSYSTEM: < 0.8.0~20170825.94fa1e38-1ubuntu0.2

    Update to 0.8.0~20170825.94fa1e38-1ubuntu0.2

Original sources

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