CVE-2019-3464

Insufficient sanitization of environment variables passed to rsync can bypass the restrictions imposed by rssh, a restricted shell that should restrict users to perform only rsync operations, resulting in the execution of arbitrary shell commands.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
debianCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 91%
VendorProductVersion
pizzashackrssh
2.3.4
debiandebian_linux
8.0
debiandebian_linux
9.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
18.10
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
rssh
cosmic
Fixed 2.3.4-8ubuntu0.2
released
bionic
Fixed 2.3.4-7ubuntu0.1
released
xenial
Fixed 2.3.4-4+deb8u2build0.16.04.1
released
trusty
Fixed 2.3.4-4+deb8u2build0.14.04.1
released
Common Weakness Enumeration
References
http://seclists.org/fulldisclosure/2021/May/78
http://www.securityfocus.com/bid/106839
https://lists.debian.org/debian-lts-announce/2019/02/msg00007.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HO3MDU3AH5SLYBKHH5PJ6PHC63ASIF42/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KR2OHTHMJVV4DO3HDRFQQZ5JENHDJQEN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T42YYNWJZG422GATWAHAEK4A24OKY557/
https://security.gentoo.org/glsa/202007-29
https://tracker.debian.org/news/1026713/accepted-rssh-234-5deb9u2-source-amd64-into-stable-embargoed-stable/
https://usn.ubuntu.com/3946-1/
https://www.debian.org/security/2019/dsa-4382
http://seclists.org/fulldisclosure/2021/May/78
http://www.securityfocus.com/bid/106839
https://lists.debian.org/debian-lts-announce/2019/02/msg00007.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HO3MDU3AH5SLYBKHH5PJ6PHC63ASIF42/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KR2OHTHMJVV4DO3HDRFQQZ5JENHDJQEN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T42YYNWJZG422GATWAHAEK4A24OKY557/
https://security.gentoo.org/glsa/202007-29
https://tracker.debian.org/news/1026713/accepted-rssh-234-5deb9u2-source-amd64-into-stable-embargoed-stable/
https://usn.ubuntu.com/3946-1/
https://www.debian.org/security/2019/dsa-4382