CVE - CVE-2020-26147

CVE-ID
CVE-2020-26147	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
An issue was discovered in the Linux kernel 5.8.9. The WEP, WPA, WPA2, and WPA3 implementations reassemble fragments even though some of them were sent in plaintext. This vulnerability can be abused to inject packets and/or exfiltrate selected fragments when another device sends fragmented frames and the WEP, CCMP, or GCMP data-confidentiality protocol is used.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CISCO:20210511 Multiple Vulnerabilities in Frame Aggregation and Fragmentation Implementations of 802.11 Specification Affecting Cisco Products: May 2021 URL:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu CONFIRM:https://cert-portal.siemens.com/productcert/pdf/ssa-913875.pdf MISC:https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md MISC:https://www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63 MISC:https://www.fragattacks.com MLIST:[debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update URL:https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html MLIST:[debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update URL:https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html MLIST:[oss-security] 20210511 various 802.11 security issues - fragattacks.com URL:http://www.openwall.com/lists/oss-security/2021/05/11/12
Assigning CNA
MITRE Corporation
Date Record Created
20200929	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20200929)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
This is a record on the CVE List, which provides common identifiers for publicly known cybersecurity vulnerabilities.
Search CVE Using Keywords: You can also search by reference using the CVE Reference Maps.
For More Information: CVE Request Web Form (select "Other" from dropdown)