CVE-2020-5821

7.8 highEPSS 0.4%

High (7.8) in symantec endpoint protection. EPSS 0.4% chance of exploitation in the next 30 days.

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 DLL injection vulnerability, which is a type of issue whereby an individual attempts to execute their own code in place of legitimate code as a means to perform an exploit.

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 36% of CVEs (scores of 2026-10-31)
CWE: CWE-427
Published: 2020-02-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

symantec:endpoint_protection

References

https://support.symantec.com/us/en/article.SYMSA1505.html
https://support.symantec.com/us/en/article.SYMSA1505.html

Check your stack JSON