CVE-2016-3648
Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 allows remote authenticated users...
Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 allows remote authenticated users to bypass the Authentication Lock protection mechanism, and conduct brute-force password-guessing attacks against management-console accounts, by entering data into the authorization window.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 allows remote authenticated users to bypass the Authentication Lock protection mechanism, and conduct brute-force password-guessing attacks against management-console accounts, by entering data into the authorization window.
- Record
CVE-2016-3648- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-200, CWE-254
- Updated
- 2026-11-02
CVE List No score
Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 allows remote authenticated users to bypass the Authentication Lock protection mechanism, and conduct brute-force password-guessing attacks against management-console accounts, by entering data into the authorization window.
- Record
CVE-2016-3648- Updated
- 2026-11-02
EUVDEUVD-2016-4673 No score
Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 allows remote authenticated users to bypass the Authentication Lock protection mechanism, and conduct brute-force password-guessing attacks against management-console accounts, by entering data into the authorization window.
- Record
EUVD-2016-4673- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mp27-hgrh-xcgc
Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 allows remote authenticated users...
Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 allows remote authenticated users to bypass the Authentication Lock protection mechanism, and conduct brute-force password-guessing attacks against management-console accounts, by entering data into the authorization window.
- Record
GHSA-mp27-hgrh-xcgc- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-3648 is a high vulnerability (CVSS 8.8) in Symantec Endpoint Protection Manager, published June 30, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.33%, the 83rd percentile. No source names a fixed version.