CVE-2020-5826 Memory corruption 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

An out-of-bounds read vulnerability in Symantec Endpoint Protection allows attackers to potentially execute code or cause a denial of service.

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-2020-5826?

CVE-2020-5826 is a medium-severity memory corruption 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 an out of bounds vulnerability, which is a type of issue that results in an existing application reading memory outside of the bounds of the memory that had been allocated to the program.

Weakness: CWE-125

Which versions are affected by CVE-2020-5826?

It affects 1 product.

Products include Symantec Endpoint Protection.

How do I fix CVE-2020-5826?

No fix has been published for CVE-2020-5826 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-5826 being exploited?

There is no known exploitation of CVE-2020-5826 in the wild and no public exploit code.

All Symantec Endpoint Protection vulnerabilities

Sources

Also known as GHSA-296m-g577-qvpq.