CVE-2017-3839
4.3 · MEDIUMOverview
CVE-2017-3839 is a medium-severity vulnerability affecting cisco secure_access_control_system. It was published on February 22, 2017 and has a CVSS 3.0 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
An XML External Entity vulnerability in the web-based user interface of the Cisco Secure Access Control System (ACS) could allow an unauthenticated, remote attacker to have read access to part of the information stored in the affected system. More Information: CSCvc04845. Known Affected Releases: 5.8(2.5).
Remediation
Check the references section for vendor advisories and patches from cisco. Update secure_access_control_system to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2017-3839?
CVE-2017-3839 is a medium-severity vulnerability affecting cisco secure_access_control_system. It was published on February 22, 2017 and has a CVSS 3.0 base score of 4.3 (MEDIUM).
How severe is CVE-2017-3839?
This vulnerability has a CVSS 3.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2017-3839?
Check the references section for vendor advisories and patches from cisco. Update secure_access_control_system to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2017-3839?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-3839 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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