Debian Security Advisory

DLA-2181-1 shiro -- LTS security update

Date Reported:
19 Apr 2020
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2020-1957.
More information:

It was discovered that there was a path-traversal issue in Apache Shiro, a security framework for the Java programming language. A specially-crafted request could cause an authentication bypass.

  • CVE-2020-1957

    Apache Shiro before 1.5.2, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.

For Debian 8 Jessie, these problems have been fixed in version 1.2.3-1+deb8u1.

We recommend that you upgrade your shiro packages.

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