CVE-2021-33207 Deserialization in n/a

Critical 9.8 Published Updated

An attacker can execute arbitrary code by sending a crafted HTTP response with status 570 to the MashZone NextGen HTTP client.

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-2021-33207?

CVE-2021-33207 is a critical unsafe deserialization vulnerability in n/a, published on 5 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The HTTP client in MashZone NextGen through 10.7 GA deserializes untrusted data when it gets an HTTP response with a 570 status code.

Weakness: CWE-502

Which versions are affected by CVE-2021-33207?

It affects 1 product.

Products include Softwareag Mashzone Nextgen.

How do I fix CVE-2021-33207?

No fix has been published for CVE-2021-33207 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2021-33207 being exploited?

There is no known exploitation of CVE-2021-33207 in the wild and no public exploit code.

Sources

Also known as GHSA-hm34-cc7r-4p3x.

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