CVE-2020-5820
CVE-2020-5820 is a high-severity vulnerability in Symantec Endpoint Protection with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 4.6
- EPSS exploit prediction: 0% (31st percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Symantec Endpoint Protection
- Published:
- Last modified:
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 privilege escalation vulnerability, which is a type of issue whereby an attacker may attempt to compromise the software application to gain elevated access to resources that are normally protected from an application or user.
Frequently asked questions
- What is CVE-2020-5820?
- 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 privilege escalation vulnerability, which is a type of issue whereby an attacker may attempt to compromise the software application to gain elevated access to resources that are normally protected from an application or user.
- How severe is CVE-2020-5820?
- CVE-2020-5820 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-5820 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-5820?
- CVE-2020-5820 primarily affects Symantec Endpoint Protection. In total, 77 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-5820?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-5820 published?
- CVE-2020-5820 was published on 2020-02-11 and last updated on 2026-06-17.
References
Affected products (77)
- cpe:2.3:a:symantec:endpoint_protection:11.0:-:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:mr1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:mr2:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:mr3:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:mr4:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:mr4-mp1a:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:mr4-mp2:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru5:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru6:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru6-mp1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru6-mp2:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru6-mp3:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru6a:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru7:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp2:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp3:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp4:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp4a:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:-:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru1-p1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru2:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru2-mp1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru3:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru4:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru4-mp1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru4-mp1a:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru4-mp1b:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru4a:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru5:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp1:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp2:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp3:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp4:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp5:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp6:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp7:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp8:*:*:*:*:*:*
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