{"cve":"CVE-2020-24586","nvd":{"published":"2021-05-11T20:15:08.537","modified":"2026-06-17T03:05:48.717","status":"Modified","description":"The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require that received fragments be cleared from memory after (re)connecting to a network. Under the right circumstances, when another device sends fragmented frames encrypted using WEP, CCMP, or GCMP, this can be abused to inject arbitrary network packets and/or exfiltrate user data.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","score":3.5},"cwes":[],"references":["http://www.openwall.com/lists/oss-security/2021/05/11/12","https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md","https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html","https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html","https://lists.debian.org/debian-lts-announce/2023/04/msg00002.html"],"products":["arista:c-200_firmware","arista:c-230_firmware","arista:c-235_firmware","arista:c-250_firmware","arista:c-260_firmware","debian:debian_linux","ieee:ieee_802.11","intel:ac_1550_firmware","intel:ac_3165_firmware","intel:ac_3168_firmware","intel:ac_7265_firmware","intel:ac_8260_firmware","intel:ac_8265_firmware","intel:ac_9260_firmware","intel:ac_9461_firmware","intel:ac_9462_firmware","intel:ac_9560_firmware","intel:ax1650_firmware","intel:ax1675_firmware","intel:ax200_firmware","intel:ax201_firmware","intel:ax210_firmware","linux:linux_kernel","linux:mac80211"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2020-24586","score":0.05765,"percentile":0.93081,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}