CVE-2019-6980 Deserialization in n/a

Critical 9.8 Published Updated

Insecure object deserialization in the IMAP component allows attackers to execute arbitrary code on Zimbra Collaboration Suite servers.

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-2019-6980?

CVE-2019-6980 is a critical unsafe deserialization vulnerability in Synacor Zimbra Collaboration Suite, published on 29 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Synacor Zimbra Collaboration Suite 8.7.x through 8.8.11 allows insecure object deserialization in the IMAP component.

Weakness: CWE-502

Which versions are affected by CVE-2019-6980?

It affects 1 product.

Products include Synacor Zimbra Collaboration Suite.

How do I fix CVE-2019-6980?

No fix has been published for CVE-2019-6980 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2019-6980 being exploited?

There is no known exploitation of CVE-2019-6980 in the wild and no public exploit code.

All Synacor Zimbra Collaboration Suite vulnerabilities

Sources

Also known as GHSA-r63j-4gxh-8m32.

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