CVE-2023-27802 Memory corruption in n/a

Medium 4.9 Published Updated

Attackers can cause a Denial of Service on H3C Magic R100 routers by sending a crafted payload to the EditvsList parameter.

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

What is CVE-2023-27802?

CVE-2023-27802 is a medium-severity memory corruption vulnerability in n/a, published on 7 Apr 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

H3C Magic R100 R100V100R005.bin was discovered to contain a stack overflow via the EditvsList parameter at /goform/aspForm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted payload.

Weakness: CWE-787

Which versions are affected by CVE-2023-27802?

It affects 1 product.

Products include H3c Magic R100 Firmware.

How do I fix CVE-2023-27802?

No fix has been published for CVE-2023-27802 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-2023-27802 being exploited?

There is no known exploitation of CVE-2023-27802 in the wild and no public exploit code.

Sources

Also known as GHSA-7v8p-3ffx-7rjc.

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