CVE-2016-9412 Weak cryptography in n/a

Critical 9.8 Published Updated

Attackers can bypass security controls in MyBB due to low entropy in admin session identifiers, potentially leading to unauthorized access.

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-2016-9412?

CVE-2016-9412 is a critical vulnerability in Mybb Mybb, published on 31 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 allow attackers to have unspecified impact via vectors related to low adminsid and sid entropy.

Weakness: CWE-284

Which versions are affected by CVE-2016-9412?

It affects 2 products.

Products include Mybb Merge System, Mybb Mybb.

How do I fix CVE-2016-9412?

No fix has been published for CVE-2016-9412 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-9412 being exploited?

There is no known exploitation of CVE-2016-9412 in the wild and no public exploit code.

All Mybb Mybb vulnerabilities

Sources

Also known as GHSA-6383-pc77-7rvv.

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