CVE-2023-34924 Memory corruption in n/a

High 7.5 Published Updated

Attackers can cause a Denial of Service on H3C Magic routers via a crafted POST request exploiting a stack overflow.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-34924?

CVE-2023-34924 is a high-severity memory corruption vulnerability in n/a, published on 26 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

H3C Magic B1STW B1STV100R012 was discovered to contain a stack overflow via the function SetAPInfoById. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Weakness: CWE-787

Which versions are affected by CVE-2023-34924?

It affects 1 product.

Products include H3c Magic B1stw Firmware.

How do I fix CVE-2023-34924?

No fix has been published for CVE-2023-34924 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-34924 being exploited?

There is no known exploitation of CVE-2023-34924 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-f7rc-5j87-xffc.

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