CVE-2020-26140 is a medium-severity vulnerability affecting the ALFA Windows 10 driver for AWUS036H, as well as products from Arista, Cisco, Intel, and Siemens. It allows an attacker on the same network to inject arbitrary data frames into protected Wi-Fi networks (WEP, WPA, WPA2, WPA3) due to the driver accepting plaintext frames. The vulnerability has a CVSS score of 6.5, indicating a low attack complexity and no user interaction required, with a high impact on integrity but no impact on confidentiality or availability. While the vulnerability is not listed in CISA's KEV catalog and lacks public exploit code, it has received some community discussion and media coverage, primarily in the context of the broader FragAttacks vulnerabilities.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
6.1316.1209CPE matchmatch criteria | cpe:2.3:o:alfa:awus036h_firmware:6.1316.1209:*:*:*:*:windows_10:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:siemens:scalance_w1748-1_firmware:-:*:*:*:*:*:m12:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:siemens:scalance_w1750d_firmware:-:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:siemens:scalance_w1788-1_firmware:-:*:*:*:*:*:m12:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:siemens:scalance_w1788-2_firmware:-:*:*:*:*:*:eec_m12:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.