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Amazon Linux AMI: Security patch for libssh2 (ALAS-2016-683) (CVE-2016-0787)

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Amazon Linux AMI: Security patch for libssh2 (ALAS-2016-683) (CVE-2016-0787)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
04/07/2016
Created
07/25/2018
Added
04/07/2016
Modified
10/30/2017

Description

The diffie_hellman_sha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."

Solution(s)

  • amazon-linux-upgrade-libssh2
  • amazon-linux-upgrade-libssh2-debuginfo
  • amazon-linux-upgrade-libssh2-devel
  • amazon-linux-upgrade-libssh2-docs

References

  • amazon-linux-upgrade-libssh2
  • amazon-linux-upgrade-libssh2-debuginfo
  • amazon-linux-upgrade-libssh2-devel
  • amazon-linux-upgrade-libssh2-docs

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