CVE-2016-0787
Public on 2016-04-06
Modified on 2016-04-06
Description
A type confusion issue was found in the way libssh2 generated ephemeral secrets for the diffie-hellman-group1 and diffie-hellman-group14 key exchange methods. This would cause an SSHv2 Diffie-Hellman handshake to use significantly less secure random parameters.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | libssh2 | 2016-04-06 | ALAS-2016-683 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv2 | 5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
| NVD | CVSSv2 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
| NVD | CVSSv3 | 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |