CVE-2023-6893 Hikvision Intercom Broadcasting System exportrecord.php path traversal

Medium 4.3 Published 17 Dec 2023 Updated 2 Aug 2024

Attackers can exploit a path traversal vulnerability in the exportrecord.php file to read arbitrary files from the system.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-6893?

CVE-2023-6893 is a medium-severity path traversal vulnerability in Hikvision Intercom Broadcasting System, published on 17 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability was found in Hikvision Intercom Broadcasting System 3.0.3_20201113_RELEASE(HIK) and classified as problematic. Affected by this issue is some unknown functionality of the file /php/exportrecord.php. The manipulation of the argument downname with the input C:\ICPAS\Wnmp\WWW\php\conversion.php leads to path traversal. The exploit has been disclosed to the public and may be used. Upgrading to version 4.1.0 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-248252.

Weakness: CWE-22

Which versions are affected by CVE-2023-6893?

It affects 1 product.

Products include Hikvision Intercom Broadcast System.

How do I fix CVE-2023-6893?

No fix has been published for CVE-2023-6893 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2023-6893 being exploited?

There is no known exploitation of CVE-2023-6893 in the wild and no public exploit code.

Sources

Also known as GHSA-pr55-vvc6-cqfh.