Vulnerability identifier: #VU82459

Vulnerability risk: Low

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-43648

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
baserCMS
Web applications / CMS

Vendor: baserproject

Description

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in Form submission data management feature. A remote administrator can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

baserCMS: 4.7.0 - 4.7.8

---

External links
http://github.com/baserproject/basercms/security/advisories/GHSA-hmqj-gv2m-hq55
http://jvn.jp/en/jp/JVN45547161/index.html

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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