Path traversal in OpenMRS

1) Path traversal

EUVDB-ID: #VU60889

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23612

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 perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

OpenMRS: 1.6.0 - 2.5.1

External links

http://github.com/openmrs/openmrs-core/security/advisories/GHSA-8rgr-ww69-jv65
http://github.com/openmrs/openmrs-core/blob/ee3373a7a775bfdfa263e2e912c72e64342fb4f0/web/src/main/java/org/openmrs/web/filter/StartupFilter.java#L123
http://github.com/openmrs/openmrs-core/commit/db8454bf19a092a78d53ee4dba2af628b730a6e7#diff-7c64d9f61d4d4e2ddba92920d7cf63ec96091b308d43904956b3846bc0c26d80R128
http://lgtm.com/projects/g/openmrs/openmrs-core/snapshot/fb1335c925ca4c94be5a546707b90d2c1efa4dcc/files/web/src/main/java/org/openmrs/web/filter/StartupFilter.java#L123

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.