CVE-2015-3326 Auth bypass in n/a

Medium 5.0 Published Updated

Remote attackers can bypass authentication in Trend Micro ScanMail for Exchange by brute-forcing predictable session IDs, gaining unauthorized access to the web console.

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-2015-3326?

CVE-2015-3326 is a medium-severity authentication bypass vulnerability in n/a, published on 14 May 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Trend Micro ScanMail for Microsoft Exchange (SMEX) 10.2 before Hot Fix Build 3318 and 11.0 before Hot Fix Build 4180 creates session IDs for the web console using a random number generator with predictable values, which makes it easier for remote attackers to bypass authentication via a brute force attack.

Which versions are affected by CVE-2015-3326?

It affects 1 product.

Products include Trend Micro Scanmail.

How do I fix CVE-2015-3326?

No fix has been published for CVE-2015-3326 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2015-3326 being exploited?

There is no known exploitation of CVE-2015-3326 in the wild and no public exploit code.

Sources

Also known as GHSA-cv6w-px65-v3wf.

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