CVE-2020-27301
8.0 · HIGHOverview
CVE-2020-27301 is a high-severity vulnerability affecting realtek rtl8710c_firmware. It was published on June 4, 2021 and has a CVSS 3.1 base score of 8.0 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
A stack buffer overflow in Realtek RTL8710 (and other Ameba-based devices) can lead to remote code execution via the "AES_UnWRAP" function, when an attacker in Wi-Fi range sends a crafted "Encrypted GTK" value as part of the WPA2 4-way-handshake.
Remediation
Check the references section for vendor advisories and patches from realtek. Update rtl8710c_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-2020-27301?
CVE-2020-27301 is a high-severity vulnerability affecting realtek rtl8710c_firmware. It was published on June 4, 2021 and has a CVSS 3.1 base score of 8.0 (HIGH).
How severe is CVE-2020-27301?
This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-27301?
Check the references section for vendor advisories and patches from realtek. Update rtl8710c_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-2020-27301?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-27301 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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