CVE-2017-12976

https://notcve.org/view.php?id=CVE-2017-12976

git-annex before 6.20170818 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, as demonstrated by an ssh://-eProxyCommand= URL, a related issue to CVE-2017-9800, CVE-2017-12836, CVE-2017-1000116, and CVE-2017-1000117. git-annex en versiones anteriores a la 6.20170818 permite que atacantes remotos ejecuten comandos arbitrarios mediante una URL ssh con un carácter de guion en el nombre de host, tal y como demuestra ssh://-eProxyCommand= URL, un problema relacionado con CVE-2017-9800, CVE-2017-12836, CVE-2017-1000116, and CVE-2017-1000117. • http://source.git-annex.branchable.com/?p=source.git%3Ba=blob%3Bf=doc/bugs/dashed_ssh_hostname_security_hole.mdwn http://source.git-annex.branchable.com/?p=source.git%3Ba=commit%3Bh=c24d0f0e8984576654e2be149005bc884fe0403a http://source.git-annex.branchable.com/?p=source.git%3Ba=commit%3Bh=df11e54788b254efebb4898b474de11ae8d3b471 http://www.debian.org/security/2017/dsa-4010 https://lists.debian.org/debian-lts-announce/2018/09/msg00004.html • CWE-20: Improper Input Validation •