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Ubuntu: USN-3795-3: libssh regression

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Ubuntu: USN-3795-3: libssh regression

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
11/29/2018
Created
03/19/2019
Added
12/06/2018
Modified
08/05/2020

Description

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.

Solution(s)

  • ubuntu-upgrade-libssh-4

References

  • USN-3795-1
  • USN-3795-2
  • USN-3795-3

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