CVE-2021-27798

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

A vulnerability in Brocade Fabric OS versions v7.4.1b and v7.3.1d could allow local users to conduct privileged directory transversal. Brocade Fabric OS versions v7.4.1.x and v7.3.x have reached end of life. Brocade Fabric OS Users should upgrade to supported versions as described in the Product End-of-Life Publish report

Una vulnerabilidad en Brocade Fabric OS versiones v7.4.1b y v7.3.1d, podría permitir a usuarios locales conducir un salto de directorio privilegiado. Brocade Fabric OS versiones v7.4.1.x y v7.3.x, han llegado al final de su vida útil. Los usuarios de Brocade Fabric OS deben actualizarse a versiones soportadas, tal y como es descrito en el Informe de Publicación de Fin de Vida del Producto

*Credits: N/A

CVSS Scores

NISTv3.1 5.5

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2021-02-26 CVE Reserved
2022-08-05 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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-2022-2012	2024-07-03

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"				7.3.1d Search vendor "Broadcom" for product "Fabric Operating System" and version "7.3.1d"		-		Affected
Broadcom Search vendor "Broadcom"		Fabric Operating System Search vendor "Broadcom" for product "Fabric Operating System"				7.4.1b Search vendor "Broadcom" for product "Fabric Operating System" and version "7.4.1b"		-		Affected

* End Of Life in some or all products. Do not expect updates.