Vulnerability in Symantec Endpoint Protection

CVE-2020-5821

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (34.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-5821: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Symantec Endpoint Protection — versions 11.0, 12.1, 14.0.0
  • Symantec Endpoint Protection (Sep) And Small Business Edition (Sep Sbe) — versions Prior to 14.2 RU2 MP1 and prior to 14.2.5569.2100 respectively

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-5821?
CVE-2020-5821 is a high-severity vulnerability in Symantec Endpoint Protection, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2020-02-11.
How severe is CVE-2020-5821?
High severity. CVSS v3 base score is 7.8 out of 10.