CVE-2020-27302
Last modified
CVE-2020-27302 is a high-severity vulnerability rated 8/10 on the CVSS scale. A stack buffer overflow in Realtek RTL8710 (and other Ameba-based devices) can lead to remote code execution via the "memcpy" function, when an attacker in Wi-Fi range sends a crafted "Encrypted GTK" value as part of the WPA2 4-way-handshake.. EPSS estimates a 2.01% chance of exploitation in the next 30 days.
Description
A stack buffer overflow in Realtek RTL8710 (and other Ameba-based devices) can lead to remote code execution via the "memcpy" function, when an attacker in Wi-Fi range sends a crafted "Encrypted GTK" value as part of the WPA2 4-way-handshake.
Metrics
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Realtek | Rtl8710c Firmware | All versions |
| Realtek | Rtl8195a Firmware | All versions |
References
- https://www.vdoo.com/blog/realtek-wifi-vulnerabilities-zero-dayExploit, Third Party Advisory
- https://www.vdoo.com/blog/realtek-wifi-vulnerabilities-zero-dayExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27302?
How severe is CVE-2020-27302?
How do I fix CVE-2020-27302?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-27295The affected product has uncontrolled resource consumption i…7.5
- CVE-2020-27297The affected product is vulnerable to a heap-based buffer ov…9.8
- CVE-2020-27298Philips Interventional Workspot (Release 1.3.2, 1.4.0, 1.4.1…6.5
- CVE-2020-27299The affected product is vulnerable to an out-of-bounds read,…9.1
- CVE-2020-2730Vulnerability in the Oracle Financial Services Revenue Manag…5.4
- CVE-2020-27301A stack buffer overflow in Realtek RTL8710 (and other Ameba-…8
- CVE-2020-27304The CivetWeb web library does not validate uploaded filepath…9.8
- CVE-2020-2731Vulnerability in the Core RDBMS component of Oracle Database…3.9
- CVE-2020-2732A flaw was discovered in the way that the KVM hypervisor han…6.8
- CVE-2020-2733Vulnerability in the JD Edwards EnterpriseOne Tools product …9.8
- CVE-2020-27336An issue was discovered in Treck IPv6 before 6.0.1.68. Impro…5.3
- CVE-2020-27337An issue was discovered in Treck IPv6 before 6.0.1.68. Impro…7.3
Are you affected by CVE-2020-27302?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST