OpenSSH 7.9 Vulnerability: Bypassing Access Restrictions via . or Empty Filename in scp.c

OpenSSH 7.9 Vulnerability: Bypassing Access Restrictions via . or Empty Filename in scp.c

CVE-2018-20685 · MEDIUM Severity

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

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.

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