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CVE-2018-20685

Public on 2019-01-10
Modified on 2023-05-17
Description

In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.

Severity
Medium
See what this means
CVSS v3 Base Score
5.3
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 openssh 2019-10-28 17:02 ALAS-2019-1313
Amazon Linux 2 - Core openssh 2019-05-29 19:02 ALAS2-2019-1216

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD CVSSv3 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD CVSSv2 2.6 AV:N/AC:H/Au:N/C:N/I:P/A:N