CVE-2020-26142

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

5.3 /10

CVSS v3 : 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

2.6 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:N/AC:H/Au:N/C:N/I:P/A:N

Exploitability : 4.9 / Impact : 2.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
http://www.openwall.com/lists/oss-security/2021/05/11/12 Mailing List Third Party Advisory
https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md 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
https://www.fragattacks.com Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/11/12 Mailing List Third Party Advisory
https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md 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
https://www.fragattacks.com Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:o:openbsd:openbsd:6.6:*:*:*:*:*:*:*
History

21 Nov 2024, 05:19

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

Published : 2021-05-11 20:15

Updated : 2024-11-21 05:19

NVD link : CVE-2020-26142

Mitre link : CVE-2020-26142

CVE.ORG link : CVE-2020-26142

JSON object : View

Products Affected

openbsd

  • openbsd
CWE
CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')