Bug#1091320: logback: CVE-2024-12801 , CVE-2024-12798

me at iamharshdoshi.com me at iamharshdoshi.com
Tue Jul 29 15:00:13 BST 2025


Hi Maintainer,

I have a new MR for both this CVE fix.
New upstream version 1.5.13 - MR Link: 
https://salsa.debian.org/java-team/logback/-/merge_requests/8

Additional information

Fix: CVE-2024-12798 - ACE vulnerability in JaninoEventEvaluator by 
QOS.CH logback-core upto including version 0.1 to 1.3.14 and 1.4.0 to 
1.5.12 in Java applications allows attacker to execute arbitrary code by 
compromising an existing logback configuration file or by injecting an 
environment variable before program execution. Malicious logback 
configuration files can allow the attacker to execute arbitrary code 
using the JaninoEventEvaluator extension. A successful attack requires 
the user to have write access to a configuration file. Alternatively, 
the attacker could inject a malicious environment variable pointing to a 
malicious configuration file. In both cases, the attack requires 
existing privilege.


Fix: CVE-2024-12801 - Server-Side Request Forgery (SSRF) in 
SaxEventRecorder by QOS.CH logback version 0.1 to 1.3.14 and 1.4.0 to 
1.5.12  on the Java platform, allows an attacker to forge requests by 
compromising logback configuration files in XML. The attacks involves 
the modification of DOCTYPE declaration in  XML configuration files.


On the 1.5.x series
The 1.5.x series is a direct descendant of and a drop-in replacement for 
the 1.4.x series. It differs from the 1.4.x series by the relocation of 
the logback-access module which was moved to its own separate github 
repository.
Here is a summary of 1.5.x dependencies:

Let me know if you have any questions.

Harsh



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