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AUSCERT External Security Bulletin Redistribution
ESB-2021.1325
USN-4919-1: OpenSLP vulnerability
20 April 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: OpenSLP
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-5544
Reference: ESB-2020.0232
ESB-2019.4689
ESB-2019.4580
Original Bulletin:
https://ubuntu.com/security/notices/USN-4919-1
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USN-4919-1: OpenSLP vulnerability
19 April 2021
OpenSLP could be made to crash or run programs as your login if it received
specially crafted network traffic.
Releases
o Ubuntu 16.04 LTS
o Ubuntu 14.04 ESM
Packages
o openslp-dfsg - Service Location Protocol library
Details
It was discovered that OpenSLP did not properly validate URLs. A remote
attacker could use this issue to cause OpenSLP to crash or possibly execute
arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 16.04
o libslp1 - 1.2.1-11ubuntu0.16.04.2
Ubuntu 14.04
o libslp1 - 1.2.1-9ubuntu0.3+esm1
In general, a standard system update will make all the necessary changes.
References
o CVE-2019-5544
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