CVE-2020-5824 Denial of service in Symantec Endpoint Protection (SEP) and Symantec Endpoint Protection Small Business Edition (SEP SBE)

Medium 5.5 Published 11 Feb 2020 Updated 4 Aug 2024

Attackers can cause a denial of service in Symantec Endpoint Protection by tying up application resources, requiring an upgrade to mitigate.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-5824?

CVE-2020-5824 is a medium-severity denial of service vulnerability in Symantec Endpoint Protection, published on 11 Feb 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Symantec Endpoint Protection (SEP) and Symantec Endpoint Protection Small Business Edition (SEP SBE), prior to 14.2 RU2 MP1 and prior to 14.2.5569.2100 respectively, may be susceptible to a denial of service vulnerability, which is a type of issue whereby a threat actor attempts to tie up the resources of a resident application, thereby making certain functions unavailable.

Which versions are affected by CVE-2020-5824?

It affects 1 product.

Products include Symantec Endpoint Protection.

How do I fix CVE-2020-5824?

No fix has been published for CVE-2020-5824 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-5824 being exploited?

There is no known exploitation of CVE-2020-5824 in the wild and no public exploit code.

All Symantec Endpoint Protection vulnerabilities

Sources

Also known as GHSA-grfc-hhv2-5955.