Path traversal in Apache Shiro

1) Path traversal

EUVDB-ID: #VU78805

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-34478

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and bypass authentication process, when used together with APIs or other web frameworks that route requests based on non-normalized requests.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Apache Shiro: 1.0.0 - 1.11.0

External links

http://lists.apache.org/thread/mbv26onkgw9o35rldh7vmq11wpv2t2qk
http://www.openwall.com/lists/oss-security/2023/07/24/4

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.