Symantec Endpoint Protection prior to SEP 12.1 RU6 MP9 could be susceptible to a privilege escalation vulnerability, which is a type of issue that allows a user to gain elevated access to resources that are normally protected at lower access levels. In the circumstances of this issue, the capability of exploit is limited by the need to perform multiple file and directory writes to the local filesystem and as such, is not feasible in a standard drive-by type attack.
Conclusion & alert: CVE-2017-13681 is rated Moderate Risk (43.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.43%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.09% | 0.43% | +0.34% |
| 2 | 2025-03-17 | 0.04% | 0.09% | +0.04% |
| 3 | 2023-03-07 | — | 0.04% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 4.6 | 2.0 | MEDIUM |
|
3.9 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| symantec | endpoint_protection | < 12.1 | cpe:2.3:a:symantec:endpoint_protection:*:m9:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/101504 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1039775 | Third Party Advisory VDB Entry |
| https://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20171106_00 | Issue Tracking Third Party Advisory |