CVE-2020-26140

MediumCVSS 6.5/10Last modified Oct 8, 2026

Description

An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H. The WEP, WPA, WPA2, and WPA3 implementations accept plaintext frames in a protected Wi-Fi network. An adversary can abuse this to inject arbitrary data frames independent of the network configuration.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-327

Affected software

No affected versions have been published.

Timeline

Published: May 11, 2021
Last modified: Oct 8, 2026
NVD status: Modified

Related CVEs from 2020

CVE-2020-261416.5An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H. The Wi-Fi implementation does not verify the Message Integri CVE-2020-261425.3An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. A CVE-2020-261436.5An issue was discovered in the ALFA Windows 10 driver 1030.36.604 for AWUS036ACH. The WEP, WPA, WPA2, and WPA3 implementations accept fragme CVE-2020-261446.5An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept plaintext A-MSDU frame CVE-2020-261456.5An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept second (or subsequent)CVE-2020-261465.3An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WPA, WPA2, and WPA3 implementations reassemble fragments with non-cons CVE-2020-261475.4An issue was discovered in the Linux kernel 5.8.9. The WEP, WPA, WPA2, and WPA3 implementations reassemble fragments even though some of the CVE-2020-261487.5md_push_block_bytes in md4c.c in md4c 0.4.5 allows attackers to trigger use of uninitialized memory, and cause a denial of service (e.g., as CVE-2020-261497.5NATS nats.js before 2.0.0-209, nats.ws before 1.0.0-111, and nats.deno before 1.0.0-9 allow credential disclosure from a client to a server.CVE-2020-26156.0Vulnerability in the Enterprise Manager Base Platform product of Oracle Enterprise Manager (component: Oracle Management Service). Supported CVE-2020-261507.5info.php in Logaritmo Aware CallManager 2012 allows remote attackers to obtain sensitive information via a direct request, which calls the p CVE-2020-261536.1A cross-site scripting (XSS) vulnerability in wp-content/plugins/event-espresso-core-reg/admin_pages/messages/templates/ee_msg_admin_overvie