It was discovered that the OpenSSH sshd daemon fetched PAM environment settings before running the login program. In configurations with UseLogin=yes and the pam_env PAM module configured to read user environment settings, a local user could use this flaw to execute arbitrary code as root.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | openssh | 2016-11-18 12:30 | ALAS-2016-770 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv2 | 6.2 | AV:L/AC:H/Au:N/C:C/I:C/A:C |
Amazon Linux | CVSSv3 | 7.0 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
NVD | CVSSv2 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
NVD | CVSSv3 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |