openssh: scp allows command injection when using backtick characters in the destination argument

A flaw was found in the scp program shipped with the openssh-clients package. An attacker having the ability to scp files to a remote server, could execute arbitrary commands on the remote server by including the command as a part of the filename being copied on the server. This command is run wi...

The vulnerability of the OpenSSH cryptographic protection is caused by errors in checking the name of the scp.c directory on the client scp, which allows a hacker to alter the access rights to the target directory.

The vulnerability of the OpenSSH cryptographic protection arises due to errors in checking the name of the scp.c directory on the scp client. Exploiting this vulnerability allows a malicious actor to alter the access rights to the target directory by using the file name “.” or an empty file name...

ALPINE-CVE-2019-6111

An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performs cursory validation of the object name returned only directory traversal attacks are prevented...

ALPINE-CVE-2018-20685

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...