CVE-2019-11080 Deserialization in n/a

High 8.8 Published 6 Jun 2019 Updated 4 Aug 2024

An authenticated attacker can execute arbitrary OS commands via deserialization in Sitecore Experience Platform, requiring an upgrade to mitigate.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-11080?

CVE-2019-11080 is a high-severity unsafe deserialization vulnerability in n/a, published on 6 Jun 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Sitecore Experience Platform (XP) prior to 9.1.1 is vulnerable to remote code execution via deserialization, aka TFS # 293863. An authenticated user with necessary permissions is able to remotely execute OS commands by sending a crafted serialized object.

Weakness: CWE-502

Which versions are affected by CVE-2019-11080?

It affects 1 product.

Products include Sitecore Experience Platform.

How do I fix CVE-2019-11080?

No fix has been published for CVE-2019-11080 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-2019-11080 being exploited?

There is no known exploitation of CVE-2019-11080 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-4xhv-mrq3-x222.