CVE-2019-3463

2019-02-0600:00:00

ubuntu.com

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.019 Low

EPSS

Percentile

88.6%

JSON

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.

Bugs

<https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=921655>

Notes

Author	Note
sbeattie	when fixing bionic and cosmic, note regression introduced in included fix (debian bug #921655)

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchrssh< 2.3.4-7ubuntu0.1UNKNOWN
ubuntu18.10noarchrssh< 2.3.4-8ubuntu0.2UNKNOWN
ubuntu14.04noarchrssh< 2.3.4-4+deb8u2build0.14.04.1UNKNOWN
ubuntu16.04noarchrssh< 2.3.4-4+deb8u2build0.16.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	rssh	< 2.3.4-7ubuntu0.1	UNKNOWN
ubuntu	18.10	noarch	rssh	< 2.3.4-8ubuntu0.2	UNKNOWN
ubuntu	14.04	noarch	rssh	< 2.3.4-4+deb8u2build0.14.04.1	UNKNOWN
ubuntu	16.04	noarch	rssh	< 2.3.4-4+deb8u2build0.16.04.1	UNKNOWN