CVE-2020-26147

Katalog CVE

CVSS 5.4 · Medium EPSS 7,6%

Kerentanan pada linux kernel, debian linux +6 lainnya. Skor CVSS 3.1 5.4 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

11 Mei 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

5.4 (Medium), sumber NVD
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:N · uraikan di kalkulator

EPSS (30 hari)

7,6% peluang dieksploitasi; lebih tinggi dari 94,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://www.openwall.com/lists/oss-security/2021/05/11/12 mailing list · patch · advisory pihak ketiga
• https://cert-portal.siemens.com/productcert/pdf/ssa-913875.pdf advisory pihak ketiga
• https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html mailing list · advisory pihak ketiga
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu advisory pihak ketiga
• https://www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63 advisory pihak ketiga
• https://www.fragattacks.com product
• https://cert-portal.siemens.com/productcert/html/ssa-019200.html
• https://cert-portal.siemens.com/productcert/html/ssa-913875.html