CVE-2016-4577
7.5 · HIGHOverview
CVE-2016-4577 is a high-severity vulnerability affecting huawei usg9500. It was published on May 23, 2016 and has a CVSS 3.0 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
Buffer overflow in the Smart DNS functionality in the Huawei NGFW Module and Secospace USG6300, USG6500, USG6600, and USG9500 firewalls with software before V500R001C20SPC100 allows remote attackers to cause a denial of service or execute arbitrary code via a crafted packet, related to "illegitimate parameters."
Remediation
Check the references section for vendor advisories and patches from huawei. Update usg9500 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-2016-4577?
CVE-2016-4577 is a high-severity vulnerability affecting huawei usg9500. It was published on May 23, 2016 and has a CVSS 3.0 base score of 7.5 (HIGH).
How severe is CVE-2016-4577?
This vulnerability has a CVSS 3.0 base score of 7.5, 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-2016-4577?
Check the references section for vendor advisories and patches from huawei. Update usg9500 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-2016-4577?
CyberStrike's AI-powered security agents can automatically detect CVE-2016-4577 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.
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