CVE-2017-9488
8.8 · HIGHOverview
CVE-2017-9488 is a high-severity vulnerability affecting cisco dpc3939_firmware. It was published on July 31, 2017 and has a CVSS 3.0 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.0 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) and DPC3941T (firmware version DPC3941_2.5s3_PROD_sey) devices allows remote attackers to access the web UI by establishing a session to the wan0 WAN IPv6 address and then entering unspecified hardcoded credentials. This wan0 interface cannot be accessed from the public Internet.
Remediation
Check the references section for vendor advisories and patches from cisco. Update dpc3939_firmware 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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Frequently Asked Questions
What is CVE-2017-9488?
CVE-2017-9488 is a high-severity vulnerability affecting cisco dpc3939_firmware. It was published on July 31, 2017 and has a CVSS 3.0 base score of 8.8 (HIGH).
How severe is CVE-2017-9488?
This vulnerability has a CVSS 3.0 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-9488?
Check the references section for vendor advisories and patches from cisco. Update dpc3939_firmware 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-2017-9488?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-9488 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
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