UBUNTU-CVE-2019-18849

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Source
https://ubuntu.com/security/CVE-2019-18849
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18849.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2019-18849
Related
Published
2019-11-11T04:15:00Z
Modified
2025-01-13T10:22:02Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In tnef before 1.4.18, an attacker may be able to write to the victim's .ssh/authorized_keys file via an e-mail message with a crafted winmail.dat application/ms-tnef attachment, because of a heap-based buffer over-read involving strdup.

References

Affected packages

Ubuntu:16.04:LTS / tnef

Package

Name
tnef
Purl
pkg:deb/ubuntu/tnef@1.4.9-1+deb8u4build0.16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.9-1+deb8u4build0.16.04.1

Affected versions

1.*

1.4.9-1
1.4.9-1+deb8u2build0.16.04.1
1.4.9-1+deb8u3build0.16.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.4.9-1+deb8u4build0.16.04.1",
            "binary_name": "tnef"
        },
        {
            "binary_version": "1.4.9-1+deb8u4build0.16.04.1",
            "binary_name": "tnef-dbgsym"
        }
    ],
    "ubuntu_priority": "medium",
    "availability": "No subscription required"
}

Ubuntu:Pro:18.04:LTS / tnef

Package

Name
tnef
Purl
pkg:deb/ubuntu/tnef@1.4.12-1.2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.4.12-1.2

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / tnef

Package

Name
tnef
Purl
pkg:deb/ubuntu/tnef@1.4.18-1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.18-1

Affected versions

1.*

1.4.12-1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.4.18-1",
            "binary_name": "tnef"
        },
        {
            "binary_version": "1.4.18-1",
            "binary_name": "tnef-dbgsym"
        }
    ],
    "ubuntu_priority": "medium",
    "availability": "No subscription required"
}