CVE-2024-12645 Chunghwa Telecom topm-client - Arbitrary File Read

Medium 6.5 Published Updated

Attackers can read arbitrary files on user systems via path traversal in the local web server APIs, requiring user interaction through phishing.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-12645?

CVE-2024-12645 is a medium-severity path traversal vulnerability in Chunghwa Telecom topm-client, published on 16 Dec 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The topm-client from Chunghwa Telecom has an Arbitrary File Read vulnerability. The application sets up a simple local web server and provides APIs for communication with the target website. Due to the lack of CSRF protection for the APIs, unauthenticated remote attackers could use these APIs through phishing. Additionally, one of the APIs contains a Relative Path Traversal vulnerability, allowing attackers to read arbitrary files on the user's system.

Weakness: CWE-352, CWE-23

Which versions are affected by CVE-2024-12645?

How do I fix CVE-2024-12645?

No fix has been published for CVE-2024-12645 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-2024-12645 being exploited?

There is no known exploitation of CVE-2024-12645 in the wild and no public exploit code.

Sources

Also known as GHSA-77cj-jx2q-994q.

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