CVE Vulnerability

CVE-2020-26142

An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. An adversary can abuse this to inject arbitrary network packets, independent of the network configuration.

2.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 4.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.fragattacks.com Third Party Advisory
https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/11/12 Mailing List Third Party Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu Third Party Advisory
https://www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:openbsd:openbsd:6.6:*:*:*:*:*:*:*
Information

Published : 2021-05-11 08:15

Updated : 2021-12-03 09:12

NVD link : CVE-2020-26142

Mitre link : CVE-2020-26142

Products Affected
No products.
CWE
CWE-74