CVE-2017-3971 SB10192 - Network Security Management (NSM) - Cryptanalysis vulnerability

High 8.2 Published Updated

Attackers can view confidential information in McAfee NSM web interface due to insecure RC4 encryption usage.

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

What is CVE-2017-3971?

CVE-2017-3971 is a high-severity vulnerability in McAfee Network Security Management (NSM), published on 4 Apr 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cryptanalysis vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows attackers to view confidential information via insecure use of RC4 encryption cyphers.

Weakness: CWE-326

Which versions are affected by CVE-2017-3971?

It affects 1 product.

Products include Mcafee Network Security Manager.

How do I fix CVE-2017-3971?

No fix has been published for CVE-2017-3971 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-3971 being exploited?

There is no known exploitation of CVE-2017-3971 in the wild and no public exploit code.

Sources

Also known as GHSA-cr6f-25f8-7583.

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