CVE-2020-26140
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.
- Score
- CVSS 3.1 6.5 Medium
- Status
- Modified - cve@mitre.org
- Published
- 2021-05-11
- Last modified
- 2026-10-08
- Weaknesses
- CWE-327
Affected products
- Awus036h Firmware (Alfa)
- C-100 Firmware (Arista)
- C-110 Firmware (Arista)
- C-120 Firmware (Arista)
- C-130 Firmware (Arista)
- C-200 Firmware (Arista)
- C-230 Firmware (Arista)
- C-235 Firmware (Arista)
- C-250 Firmware (Arista)
- C-260 Firmware (Arista)
- C-65 Firmware (Arista)
- C-75 Firmware (Arista)
- O-105 Firmware (Arista)
- O-90 Firmware (Arista)
- W-118 Firmware (Arista)
- W-68 Firmware (Arista)
- 1100-4p Firmware (Cisco)
- 1100-8p Firmware (Cisco)
- 1100 Firmware (Cisco)
- 1101-4p Firmware (Cisco)
- 1109-2p Firmware (Cisco)
- 1109-4p Firmware (Cisco)
- Aironet 1532 Firmware (Cisco)
- Aironet 1542d Firmware (Cisco)
- Aironet 1542i Firmware (Cisco)
- Aironet 1552 Firmware (Cisco)
- Aironet 1552h Firmware (Cisco)
- Aironet 1560 Firmware (Cisco)
- Aironet 1562d Firmware (Cisco)
- Aironet 1562e Firmware (Cisco)
- Aironet 1562i Firmware (Cisco)
- Aironet 1572 Firmware (Cisco)
- Aironet 1702 Firmware (Cisco)
- Aironet 1800 Firmware (Cisco)
- Aironet 1800i Firmware (Cisco)
- Aironet 1810 Firmware (Cisco)
- Aironet 1810w Firmware (Cisco)
- Aironet 1815 Firmware (Cisco)
- Aironet 1815i Firmware (Cisco)
- Aironet 1832 Firmware (Cisco)
- Aironet 1842 Firmware (Cisco)
- Aironet 1852 Firmware (Cisco)
- Aironet 2702 Firmware (Cisco)
- Aironet 2800 Firmware (Cisco)
- Aironet 2800e Firmware (Cisco)
- Aironet 2800i Firmware (Cisco)
- Aironet 3702 Firmware (Cisco)
- Aironet 3800 Firmware (Cisco)
- Aironet 3800e Firmware (Cisco)
- Aironet 3800i Firmware (Cisco)
- Aironet 3800p Firmware (Cisco)
- Aironet 4800 Firmware (Cisco)
- Aironet Ap803 Firmware (Cisco)
- Aironet Iw3702 Firmware (Cisco)
- Catalyst 9105 Firmware (Cisco)
- Catalyst 9105axi Firmware (Cisco)
- Catalyst 9105axw Firmware (Cisco)
- Catalyst 9115 Ap Firmware (Cisco)
- Catalyst 9115 Firmware (Cisco)
- Catalyst 9115axe Firmware (Cisco)
- Catalyst 9115axi Firmware (Cisco)
- Catalyst 9117 Ap Firmware (Cisco)
- Catalyst 9117 Firmware (Cisco)
- Catalyst 9117axi Firmware (Cisco)
- Catalyst 9120 Ap Firmware (Cisco)
- Catalyst 9120 Firmware (Cisco)
- Catalyst 9120axe Firmware (Cisco)
- Catalyst 9120axi Firmware (Cisco)
- Catalyst 9120axp Firmware (Cisco)
- Catalyst 9124 Firmware (Cisco)
- Catalyst 9124axd Firmware (Cisco)
- Catalyst 9124axi Firmware (Cisco)
- Catalyst 9130 Ap Firmware (Cisco)
- Catalyst 9130 Firmware (Cisco)
- Catalyst 9130axe Firmware (Cisco)
- Catalyst 9130axi Firmware (Cisco)
- Catalyst Iw6300 Ac Firmware (Cisco)
- Catalyst Iw6300 Dc Firmware (Cisco)
- Catalyst Iw6300 Dcw Firmware (Cisco)
- Catalyst Iw6300 Firmware (Cisco)
- Esw-6300-con-x-k9 Firmware (Cisco)
- Esw6300 Firmware (Cisco)
- Ip Phone 6861 Firmware (Cisco)
- Ip Phone 8821 Firmware (Cisco)
- Ip Phone 8832 Firmware (Cisco)
- Ip Phone 8861 Firmware (Cisco)
- Ip Phone 8865 Firmware (Cisco)
- Ir829-2lte-ea-ak9 Firmware (Cisco)
- Ir829-2lte-ea-bk9 Firmware (Cisco)
- Ir829-2lte-ea-ek9 Firmware (Cisco)
- Ir829gw-lte-ga-ck9 Firmware (Cisco)
- Ir829gw-lte-ga-ek9 Firmware (Cisco)
- Ir829gw-lte-ga-sk9 Firmware (Cisco)
- Ir829gw-lte-ga-zk9 Firmware (Cisco)
- Ir829gw-lte-na-ak9 Firmware (Cisco)
- Ir829gw-lte-vz-ak9 Firmware (Cisco)
- Meraki Gr10 Firmware (Cisco)
- Meraki Gr60 Firmware (Cisco)
- Meraki Mr12 Firmware (Cisco)
- Meraki Mr20 Firmware (Cisco)
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu
- https://www.fragattacks.com
- https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md
- http://www.openwall.com/lists/oss-security/2021/05/11/12
- https://cert-portal.siemens.com/productcert/pdf/ssa-913875.pdf
- https://www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63
- https://cert-portal.siemens.com/productcert/html/ssa-913875.html
- https://cert-portal.siemens.com/productcert/html/ssa-019200.html