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AUSCERT External Security Bulletin Redistribution
ESB-2020.1682
USN-4357-1: IPRoute vulnerability
14 May 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: iproute2
Publisher: Ubuntu
Operating System: Ubuntu
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-20795
Original Bulletin:
https://usn.ubuntu.com/4357-1/
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running iproute2 check for an updated version of the software for
their operating system.
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USN-4357-1: IPRoute vulnerability
13 May 2020
iproute2 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 18.04 LTS
Summary
IPRoute could be made to execute arbitrary code if it received a specially
crafted input.
Software Description
o iproute2 - networking and traffic control tools
Details
It was discovered that IPRoute incorrectly handled certain inputs. An attacker
could possibly use this issue to execute arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 18.04 LTS
iproute2 - 4.15.0-2ubuntu1.1
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
In general, a standard system update will make all the necessary changes.
References
o CVE-2019-20795
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The University of Queensland
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