Buffer overflow in Realtek Rtl8195am
CVE-2020-9395
An issue was discovered on Realtek RTL8195AM, RTL8711AM, RTL8711AF, and RTL8710AF devices before 2.0.6. A stack-based buffer overflow exists in the client code that takes care of WPA2's 4-way-handshake via a malformed EAPOL-Key packet with a long keydata buffer.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/ambiot/amb1_arduino/commit/dcea55cf9775a0166805b3db845b237ecd5e74ea (Patch, Third Party Advisory)
- github.com/ambiot/amb1_sdk/commit/bc5173d5d4faf6829074b0f1e1b242c12b7777a3 (Patch, Third Party Advisory)
- www.amebaiot.com/en/security_bulletin/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-9395?
- CVE-2020-9395 is a high-severity vulnerability in Realtek Rtl8195am, classified under Out-of-bounds Write. CVSS score: 8.0/10. Published 2020-07-06.
- How severe is CVE-2020-9395?
- High severity. CVSS v3 base score is 8.0 out of 10.
- Is CVE-2020-9395 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.