CVE-2020-9395
Realtek RTL8195AM/RTL8711AM/RTL8711AF/RTL8710AF WPA2 Stack-Based Buffer Overflow
Description
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.
INFO
Published Date :
July 6, 2020, 10:15 p.m.
Last Modified :
July 21, 2021, 11:39 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
6.0
Exploitability Score :
1.3
Affected Products
The following products are affected by CVE-2020-9395
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-9395.
| URL | Resource |
|---|---|
| https://github.com/ambiot/amb1_arduino/commit/dcea55cf9775a0166805b3db845b237ecd5e74ea#diff-d06e7a87f34cc464a56799a419033014 | Patch Third Party Advisory |
| https://github.com/ambiot/amb1_sdk/commit/bc5173d5d4faf6829074b0f1e1b242c12b7777a3#diff-700c216fb376666eaeda0c892e8bdc09 | Patch Third Party Advisory |
| https://www.amebaiot.com/en/security_bulletin/ | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-9395 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-9395 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Jul. 21, 2021
Action Type Old Value New Value Changed CWE CWE-120 CWE-787 -
Reanalysis by [email protected]
Jul. 17, 2020
Action Type Old Value New Value Removed CVSS V2 NIST (AV:A/AC:L/Au:S/C:P/I:P/A:P) Added CVSS V2 NIST (AV:A/AC:M/Au:S/C:P/I:P/A:P) Removed CVSS V3.1 NIST AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Added CVSS V3.1 NIST AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H -
Initial Analysis by [email protected]
Jul. 14, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:A/AC:L/Au:S/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Changed Reference Type https://github.com/ambiot/amb1_arduino/commit/dcea55cf9775a0166805b3db845b237ecd5e74ea#diff-d06e7a87f34cc464a56799a419033014 No Types Assigned https://github.com/ambiot/amb1_arduino/commit/dcea55cf9775a0166805b3db845b237ecd5e74ea#diff-d06e7a87f34cc464a56799a419033014 Patch, Third Party Advisory Changed Reference Type https://github.com/ambiot/amb1_sdk/commit/bc5173d5d4faf6829074b0f1e1b242c12b7777a3#diff-700c216fb376666eaeda0c892e8bdc09 No Types Assigned https://github.com/ambiot/amb1_sdk/commit/bc5173d5d4faf6829074b0f1e1b242c12b7777a3#diff-700c216fb376666eaeda0c892e8bdc09 Patch, Third Party Advisory Changed Reference Type https://www.amebaiot.com/en/security_bulletin/ No Types Assigned https://www.amebaiot.com/en/security_bulletin/ Third Party Advisory Added CWE NIST CWE-120 Added CPE Configuration AND OR *cpe:2.3:o:realtek:rtl8711af_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.6 OR cpe:2.3:h:realtek:rtl8711af:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:realtek:rtl8711am_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.6 OR cpe:2.3:h:realtek:rtl8711am:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:realtek:rtl8195am_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.6 OR cpe:2.3:h:realtek:rtl8195am:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:realtek:rtl8710af_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.6 OR cpe:2.3:h:realtek:rtl8710af:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 07, 2020
Action Type Old Value New Value Removed Reference https://www.amebaiot.com/en/arduino-faq/ [No Types Assigned] Added Reference https://www.amebaiot.com/en/security_bulletin/ [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-9395 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-9395
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.10264
percentile