CVE-2020-9433 Security feature bypass in n/a

Critical 9.1 Published Updated

An attacker can bypass X.509 certificate validation in lua-openssl due to incorrect boolean handling, potentially allowing man-in-the-middle attacks.

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-2020-9433?

CVE-2020-9433 is a critical vulnerability in n/a, published on 27 Feb 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

openssl_x509_check_email in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.

Weakness: CWE-295

Which versions are affected by CVE-2020-9433?

It affects 1 product.

Products include Lua-Openssl Project Lua-Openssl.

How do I fix CVE-2020-9433?

No fix has been published for CVE-2020-9433 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-9433 being exploited?

There is no known exploitation of CVE-2020-9433 in the wild and no public exploit code.

Sources

Also known as GHSA-4mrg-rj5w-4j8j.

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