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AUSCERT External Security Bulletin Redistribution
ESB-2020.3155
USN-4496-1: Apache XML-RPC vulnerability
16 September 2020
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AusCERT Security Bulletin Summary
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Product: Apache XML-RPC
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-17570
Reference: ESB-2020.0475
ESB-2020.0446
ESB-2020.0368
ESB-2020.0365
Original Bulletin:
https://usn.ubuntu.com/4496-1/
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USN-4496-1: Apache XML-RPC vulnerability
15 September 2020
Apache XML-RPC could be made to execute arbitrary code if it received
specially crafted data by a malicious XML-RPC server.
Releases
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
Packages
o libxmlrpc3-java - XML-RPC implementation in Java
Details
It was discovered that Apache XML-RPC (aka ws-xmlrpc) does not properly
deserialize untrusted data. An attacker could possibly use this issue to
execute arbitrary code. (CVE-2019-17570)
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 18.04
o libxmlrpc3-client-java - 3.1.3-9+deb10u1build0.18.04.1
o libxmlrpc3-common-java - 3.1.3-9+deb10u1build0.18.04.1
o libxmlrpc3-server-java - 3.1.3-9+deb10u1build0.18.04.1
Ubuntu 16.04
o libxmlrpc3-client-java - 3.1.3-7+deb8u1build0.16.04.1
o libxmlrpc3-common-java - 3.1.3-7+deb8u1build0.16.04.1
o libxmlrpc3-server-java - 3.1.3-7+deb8u1build0.16.04.1
In general, a standard system update will make all the necessary changes.
References
o CVE-2019-17570
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