CVE-2022-28936 Integer overflow in n/a

High 7.5 Published Updated

A malicious node can cause a Denial of Service in FISCO-BCOS by sending an unusually large viewchange message packet that triggers an integer 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-2022-28936?

CVE-2022-28936 is a high-severity vulnerability in n/a, published on 15 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

FISCO-BCOS release-3.0.0-rc2 was discovered to contain an issue where a malicious node can trigger an integer overflow and cause a Denial of Service (DoS) via an unusually large viewchange message packet.

Weakness: CWE-190

Which versions are affected by CVE-2022-28936?

It affects 1 product.

Products include Fisco-Bcos Fisco-Bcos.

How do I fix CVE-2022-28936?

No fix has been published for CVE-2022-28936 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-28936 being exploited?

There is no known exploitation of CVE-2022-28936 in the wild and no public exploit code.

Sources

Also known as GHSA-6v7w-96vq-2xm3.

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