A snmptt security update has been released for Debian GNU/Linux 9 LTS to address an issue where a remote attacker can send a malicious crafted SNMP trap, which possibly execute arbitrary shell code with the privileges of the process or cause a Denial of Service condition.

DLA 2393-1: snmptt security update

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Debian LTS Advisory DLA-2393-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Abhijith PA
October 01, 2020   https://wiki.debian.org/LTS
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Package : snmptt
Version : 1.4-1+deb9u1
CVE ID : CVE-2020-24361

It was found that SNMP Trap Translator does not drop privileges as
configured and does not properly escape shell commands in certain
functions. A remote attacker, by sending a malicious crafted SNMP trap,
could possibly execute arbitrary shell code with the privileges of the
process or cause a Denial of Service condition.

For Debian 9 stretch, this problem has been fixed in version
1.4-1+deb9u1.

We recommend that you upgrade your snmptt packages.

For the detailed security status of snmptt please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/snmptt

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://wiki.debian.org/LTS