CVE-2021-27791: broadcom fabric operating system

csirt@kutim:~/threat-intel/cve/CVE-2021-27791

CVSS 5.4 · Medium EPSS 0,60%

Kerentanan Out-of-bounds Read pada broadcom fabric operating system. Skor CVSS 3.1 5.4 (Medium) menurut NVD.

Deskripsi (NVD)

The function that is used to parse the Authentication header in Brocade Fabric OS Web application service before Brocade Fabric OS v9.0.1a and v8.2.3a fails to properly process a malformed authentication header from the client, resulting in reading memory addresses outside the intended range. An unauthenticated attacker could discover a request, which could bypass the authentication process.

Rincian

Terbit di NVD: 12 Agustus 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 5.4 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-125: Out-of-bounds Read
EPSS (30 hari): 0,60% peluang dieksploitasi; lebih tinggi dari 47,4% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
broadcom	fabric operating system	Versi 8.2.1 hingga sebelum 8.2.3a
broadcom	fabric operating system	Versi 9.0.0 hingga sebelum 9.0.1a

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1... advisory vendor
https://security.netapp.com/advisory/ntap-20210819-0002/ advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.