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,
02 Description
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,
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.69% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.5% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-02-06 19:00Z7 YR AGO
- Last updated
- 2024-09-17 04:29Z2 YR AGO
- Reserved
- 2018-12-31
- Assigning CNA
- debian
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-665Improper InitializationClass
- Data version
- 5.1
- Document digest
- 7ab1916a5bc07e4367a82f6de206027b421de11016abfacafd8e7b2e47eeeb7c
05 Affected products
06 References
- www.debian.orgDSA-4382https://www.debian.org/security/2019/dsa-4382
- lists.debian.org[debian-lts-announce] 20190206 [SECURITY] [DLA 1660-1] rssh security updatehttps://lists.debian.org/debian-lts-announce/2019/02/msg00007.html
- www.securityfocus.com106839http://www.securityfocus.com/bid/106839
- tracker.debian.orghttps://tracker.debian.org/news/1026713/accepted-rssh-234-5deb9u2-source-amd64-into-stable-embargoed-stable/
- usn.ubuntu.comUSN-3946-1https://usn.ubuntu.com/3946-1/
- lists.fedoraproject.orgFEDORA-2019-e47add6b2bhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HO3MDU3AH5SLYBKHH5PJ6PHC63ASIF42/
- lists.fedoraproject.orgFEDORA-2019-d1487c13achttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T42YYNWJZG422GATWAHAEK4A24OKY557/
- lists.fedoraproject.orgFEDORA-2019-bfb407659ehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KR2OHTHMJVV4DO3HDRFQQZ5JENHDJQEN/
- security.gentoo.orgGLSA-202007-29https://security.gentoo.org/glsa/202007-29
- seclists.org20210526 KL-001-2021-007: CommScope Ruckus IoT Controller Undocumented Accounthttp://seclists.org/fulldisclosure/2021/May/78
07 Fixed in
Ubuntu 14.04 LTS
- rssh Fixed in 2.3.4-4+deb8u2ubuntu0.14.04.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- rssh Fixed in 2.3.4-4+deb8u2ubuntu0.16.04.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- rssh Fixed in 2.3.4-7ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.