CVE-2021-31987 Security feature bypass in AXIS OS

High 7.5 Published 5 Oct 2021 Updated 8 Nov 2024

Attackers can bypass blocked network recipient restrictions in SMTP test functionality due to improper input validation in Axis OS.

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-2021-31987?

CVE-2021-31987 is a high-severity vulnerability in AXIS OS, published on 5 Oct 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

A user controlled parameter related to SMTP test functionality is not correctly validated making it possible to bypass blocked network recipients.

Weakness: CWE-1286

Which versions are affected by CVE-2021-31987?

It affects 4 products.

Products include Axis Axis Os, Axis Axis Os 2016, Axis Axis Os 2018, Axis Axis Os 2020.

How do I fix CVE-2021-31987?

No fix has been published for CVE-2021-31987 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-31987 being exploited?

There is no known exploitation of CVE-2021-31987 in the wild and no public exploit code.

Sources

Also known as GHSA-xpwh-c6wc-qg9f.