CVE-2023-46749 Apache Shiro vulnerable to path traversal

What is CVE-2023-46749?

CVE-2023-46749 is a medium-severity authentication bypass vulnerability in Apache Shiro, published on 15 Jan 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Apache Shiro before 1.13.0 or 2.0.0-alpha-4, may be susceptible to a path traversal attack that results in an authentication bypass when used together with path rewriting

Mitigation: Update to Apache Shiro 1.13.0+ or 2.0.0-alpha-4+, or ensure `blockSemicolon` is enabled (this is the default).

Weakness: CWE-22

Which versions are affected by CVE-2023-46749?

4 open source packages ship an affected version, including org.apache.shiro:shiro-core. It affects 1 product.

Products include Apache Shiro.

How do I fix CVE-2023-46749?

Upgrade org.apache.shiro:shiro-core to a fixed version for your release line: 1.13.0 or 2.0.0-alpha4.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-46749 being exploited?

There is no known exploitation of CVE-2023-46749 in the wild and no public exploit code.

Other vulnerabilities in Apache Shiro

• CVE-2023-34478 Path Traversal in Apache Shiro Critical 9.8
• CVE-2022-40664 Authentication Bypass Vulnerability in Shiro when forwarding or including via RequestDispatcher Critical 9.8
• CVE-2022-32532 Authentication Bypass Vulnerability Critical 9.8
• CVE-2021-41303 Apache Shiro vulnerable to a specially crafted HTTP request causing an authentication bypass Critical 9.8
• CVE-2020-17523 Authentication bypass in Apache Shiro Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as CLEANSTART-2026-WR37412, DEBIAN-CVE-2023-46749, GHSA-jc7h-c423-mpjc, UBUNTU-CVE-2023-46749.