Improper Authentication in Apache Shiro - CVE-2020-1957
Published: March 31, 2020
Vulnerability identifier: #VU26475
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-1957
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Apache Foundation
Affected software:
Apache Shiro
Apache Shiro
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an authentication bypass when using Apache Shiro with Spring dynamic controllers. A remote attacker can send a specially crafted request and bypass authentication process.
How to mitigate CVE-2020-1957
Install updates from vendor's website.
Sources
- https://lists.apache.org/thread.html/r17f371fc89d34df2d0c8131473fbc68154290e1be238895648f5a1e6%40%3Cdev.shiro.apache.org%3E
- https://lists.apache.org/thread.html/rc64fb2336683feff3580c3c3a8b28e80525077621089641f2f386b63@%3Ccommits.camel.apache.org%3E
- https://github.com/apache/shiro/commit/c7c9c57d69a180dce679c5f26d4f6db64b250a7e