CVE-2021-20101 Other in AppNitro Machform

Medium 6.1 Published Updated

Attackers can inject HTTP host headers to cause victims to receive malformed content in Machform.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-20101?

CVE-2021-20101 is a medium-severity vulnerability in AppNitro Machform, published on 29 Jun 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Machform prior to version 16 is vulnerable to HTTP host header injection due to improperly validated host headers. This could cause a victim to receive malformed content.

Weakness: CWE-74

Which versions are affected by CVE-2021-20101?

It affects 1 product.

Products include Machform Machform.

How do I fix CVE-2021-20101?

No fix has been published for CVE-2021-20101 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-20101 being exploited?

There is no known exploitation of CVE-2021-20101 in the wild and no public exploit code.

Sources

Also known as GHSA-83r5-mv86-2rcp.

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