CVE-2021-27796

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability in Brocade Fabric OS versions before Brocade Fabric OS v8.0.1b, v7.4.1d could allow an authenticated attacker within the restricted shell environment (rbash) as either the “user” or “factory” account, to read the contents of any file on the filesystem utilizing one of a few available binaries.

Una vulnerabilidad en Brocade Fabric OS versiones anteriores a Brocade Fabric OS v8.0.1b, v7.4.1d podría permitir a un atacante autenticado dentro del entorno de shell restringido (rbash) como cuenta "user" o "factory", leer el contenido de cualquier archivo del sistema de archivos utilizando uno de los pocos binarios disponibles

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-02-26 CVE Reserved
2022-02-21 CVE Published
2023-09-14 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1721	2022-03-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Broadcom Search vendor "Broadcom"		Fabric Operating System Search vendor "Broadcom" for product "Fabric Operating System"				< 7.4.1d Search vendor "Broadcom" for product "Fabric Operating System" and version " < 7.4.1d"		-		Affected
Broadcom Search vendor "Broadcom"		Fabric Operating System Search vendor "Broadcom" for product "Fabric Operating System"				>= 8.0.0 < 8.0.1b Search vendor "Broadcom" for product "Fabric Operating System" and version " >= 8.0.0 < 8.0.1b"		-		Affected