USN-3946-1

It was discovered that rssh incorrectly handled certain command-line arguments and environment variables. An authenticated user could bypass rssh's command restrictions, allowing an attacker to run arbitrary commands.

References

Affected packages

Ubuntu:14.04:LTS / rssh

Package

Name: rssh
Purl: pkg:deb/ubuntu/rssh@2.3.4-4+deb8u2ubuntu0.14.04.2?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.3.4-4+deb8u2ubuntu0.14.04.2

Affected versions

2.*

2.3.4-3

2.3.4-4

2.3.4-4+deb8u1build0.14.04.1

2.3.4-4+deb8u2build0.14.04.1

2.3.4-4+deb8u2ubuntu0.14.04.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.3.4-4+deb8u2ubuntu0.14.04.2",
            "binary_name": "rssh"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / rssh

Package

Name: rssh
Purl: pkg:deb/ubuntu/rssh@2.3.4-4+deb8u2ubuntu0.16.04.2?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.3.4-4+deb8u2ubuntu0.16.04.2

Affected versions

2.*

2.3.4-4

2.3.4-4+deb8u1build0.16.04.1

2.3.4-4+deb8u2build0.16.04.1

2.3.4-4+deb8u2ubuntu0.16.04.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.3.4-4+deb8u2ubuntu0.16.04.2",
            "binary_name": "rssh"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / rssh

Package

Name: rssh
Purl: pkg:deb/ubuntu/rssh@2.3.4-7ubuntu0.1?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.3.4-7ubuntu0.1

Affected versions

2.*

2.3.4-5

2.3.4-6

2.3.4-7

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.3.4-7ubuntu0.1",
            "binary_name": "rssh"
        }
    ],
    "availability": "No subscription required"
}