CVE-2024-25190 Auth bypass in n/a

Critical 9.8 Published Updated

Attackers can bypass authentication in the l8w8jwt library by exploiting a timing side channel in the memcmp verification function.

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-2024-25190?

CVE-2024-25190 is a critical authentication bypass vulnerability in n/a, published on 8 Feb 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

l8w8jwt 2.2.1 uses memcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

Weakness: CWE-203

Which versions are affected by CVE-2024-25190?

It affects 1 product.

Products include Glitchedpolygons L8w8jwt.

How do I fix CVE-2024-25190?

No fix has been published for CVE-2024-25190 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2024-25190 being exploited?

There is no known exploitation of CVE-2024-25190 in the wild and no public exploit code.

Sources

Also known as GHSA-xpmf-hwm7-p279.

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