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CVE-2021-21083 Adobe Experience Manager broken access control in DSRPReindexServlet could lead to denial-of-service

High 7.5 Published Updated

An unauthenticated attacker can cause a denial-of-service in Adobe Experience Manager due to improper access control in the DSRPReindexServlet.

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-2021-21083?

CVE-2021-21083 is a high-severity missing authorization vulnerability in Adobe Experience Manager, published on 28 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

AEM's Cloud Service offering, as well as versions 6.5.7.0 (and below), 6.4.8.3 (and below) and 6.3.3.8 (and below) are affected by an Improper Access Control vulnerability. An unauthenticated attacker could leverage this vulnerability to cause an application denial-of-service in the context of the current user.

Weakness: CWE-284

Which versions are affected by CVE-2021-21083?

It affects 2 products.

Products include Adobe Experience Manager, Adobe Experience Manager Cloud Service.

How do I fix CVE-2021-21083?

No fix has been published for CVE-2021-21083 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-21083 being exploited?

There is no known exploitation of CVE-2021-21083 in the wild and no public exploit code.

All Adobe Experience Manager vulnerabilities

Sources

Also known as GHSA-mg45-vhfv-wcj4.

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