CVE-2022-27008 Memory corruption in n/a

High 7.5 Published Updated

A buffer overflow in the njs JavaScript engine allows attackers to execute arbitrary code or cause a denial of service via crafted array operations.

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-2022-27008?

CVE-2022-27008 is a high-severity memory corruption vulnerability in n/a, published on 14 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

nginx njs 0.7.2 is vulnerable to Buffer Overflow. Type confused in Array.prototype.concat() when a slow array appended element is fast array.

Weakness: CWE-120

Which versions are affected by CVE-2022-27008?

It affects 1 product.

Products include F5 Njs.

How do I fix CVE-2022-27008?

No fix has been published for CVE-2022-27008 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-2022-27008 being exploited?

There is no known exploitation of CVE-2022-27008 in the wild and no public exploit code.

Sources

Also known as GHSA-h4q9-8pc7-f4x9.

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