CVE-2020-5839
Symantec Endpoint Detection And Response, prior to 4.4, may be susceptible to an information...
Symantec Endpoint Detection And Response, prior to 4.4, may be susceptible to an information disclosure issue, which is a type of vulnerability that could potentially allow unauthorized access to data.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Symantec Endpoint Detection And Response, prior to 4.4, may be susceptible to an information disclosure issue, which is a type of vulnerability that could potentially allow unauthorized access to data.
- Record
CVE-2020-5839- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
Symantec Endpoint Detection And Response, prior to 4.4, may be susceptible to an information disclosure issue, which is a type of vulnerability that could potentially allow unauthorized access to data.
- Record
CVE-2020-5839- Updated
- 2026-11-02
EUVDEUVD-2020-26994 No score
Symantec Endpoint Detection And Response, prior to 4.4, may be susceptible to an information disclosure issue, which is a type of vulnerability that could potentially allow unauthorized access to data.
- Record
EUVD-2020-26994- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8wr6-8hq7-r22h No score
Symantec Endpoint Detection And Response, prior to 4.4, may be susceptible to an information...
Symantec Endpoint Detection And Response, prior to 4.4, may be susceptible to an information disclosure issue, which is a type of vulnerability that could potentially allow unauthorized access to data.
- Record
GHSA-8wr6-8hq7-r22h- Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | nasbench/CVE-2020-5839 | 2021-04-03 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-5839 is a high vulnerability (CVSS 7.5) in Symantec Endpoint Detection And Response, published July 8, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 2.01%, the 81st percentile. No source names a fixed version.