Debian Security Advisory DSA 4291-1 (mgetty - security update)

Published: 2018-09-10 22:00:00
CVE Author: NIST National Vulnerability Database (NVD)

CVSS Base Vector:
AV:L/AC:L/Au:N/C:C/I:C/A:C

Solution Type:
Vendor Patch

Detection Type:
Linux Distribution Package

Affected Versions:
mgetty on Debian Linux

Recommendations:
For the stable distribution (stretch), this problem has been fixed in version 1.1.36-3+deb9u1. We recommend that you upgrade your mgetty Linux Distribution Packages. For the detailed security status of mgetty please refer to its security tracker page linked in the references.

Summary:
Two input sanitization failures have been found in the faxrunq and faxq binaries in mgetty, a smart modem getty replacement. An attacker could leverage them to insert commands via shell metacharacters in jobs id and have them executed with the privilege of the faxrunq/faxq user.

Detection Method:
This check tests the installed software version using the apt Linux Distribution Package manager.

NIST (National Institute of Standards and Technology) NVD (National Vulnerability Database)

https://nvd.nist.gov/vuln/detail/CVE-2018-16741

References:

https://www.debian.org/security/2018/dsa-4291.html
https://security-tracker.debian.org/tracker/mgetty

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Severity
High
CVSS Score
7.2

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