UBUNTU-CVE-2019-3463

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Source
https://ubuntu.com/security/CVE-2019-3463
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-3463.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2019-3463
Upstream
Downstream
Related
Published
2019-02-06T00:00:00Z
Modified
2025-10-10T14:58:56Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - high
Summary
[none]
Details

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.

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_name": "rssh",
            "binary_version": "2.3.4-4+deb8u2ubuntu0.14.04.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-3463.json"

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_name": "rssh",
            "binary_version": "2.3.4-4+deb8u2ubuntu0.16.04.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-3463.json"

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_name": "rssh",
            "binary_version": "2.3.4-7ubuntu0.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-3463.json"