rssh version 2.3.4 contains a CWE-77: Improper Neutralization of Special Elements used in a Command (‘Command Injection’) vulnerability in allowscp permission that can result in Local command execution. This attack appear to be exploitable via An authorized SSH user with the allowscp permission.
seclists.org/fulldisclosure/2021/May/78
esnet-security.github.io/vulnerabilities/20190115_rssh
lists.debian.org/debian-lts-announce/2019/01/msg00027.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HO3MDU3AH5SLYBKHH5PJ6PHC63ASIF42/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KR2OHTHMJVV4DO3HDRFQQZ5JENHDJQEN/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T42YYNWJZG422GATWAHAEK4A24OKY557/
security.gentoo.org/glsa/202007-29
usn.ubuntu.com/3946-1/
www.debian.org/security/2019/dsa-4377