CVE-2023-27172 Weak cryptography in n/a

Critical 9.1 Published Updated

Attackers can brute-force weak JWT signing keys to forge tokens, enabling unauthorized access and account takeover in Xpand IT Write-back Manager.

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-2023-27172?

CVE-2023-27172 is a critical vulnerability in n/a, published on 20 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows attackers to easily obtain the secret key used to sign JWT tokens via a bruteforce attack.

Weakness: CWE-307

Which versions are affected by CVE-2023-27172?

It affects 1 product.

Products include Xpand-It Write-Back Manager.

How do I fix CVE-2023-27172?

No fix has been published for CVE-2023-27172 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-27172 being exploited?

There is no known exploitation of CVE-2023-27172 in the wild and no public exploit code.

Sources

Also known as GHSA-hvrj-r9f4-xr39.

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