Vulnerability in Debian Gnu/linux Rssh
CVE-2019-3463
Insufficient sanitization of arguments 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.
EPSS: 0.049 (90.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Debian Gnu/linux Rssh — versions All versions before 2.3.4-5+deb9u2 and 2.3.4-10
- Pizzashack Rssh — versions 2.3.4
- Canonical Ubuntu_linux — versions 14.04, 16.04, 18.04
- Debian Debian_linux — versions 8.0, 9.0
- Fedoraproject Fedora — versions 29, 30, 31
Weakness classification (CWE)
References
- security@debian.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- security@debian.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@debian.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- security@debian.org (Third Party Advisory, x_refsource_MISC)
- security@debian.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@debian.org (x_refsource_FEDORA, vendor-advisory)
- security@debian.org (x_refsource_FEDORA, vendor-advisory)
- security@debian.org (x_refsource_FEDORA, vendor-advisory)
- security@debian.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- security@debian.org (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory, Not Applicable)
Frequently asked questions
- What is CVE-2019-3463?
- CVE-2019-3463 is a critical-severity vulnerability in Debian Gnu/linux Rssh, classified under Argument Injection. CVSS score: 9.8/10. Published 2019-02-06.
- How severe is CVE-2019-3463?
- Critical severity. CVSS v3 base score is 9.8 out of 10.