CVE-2021-27791

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-27791
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.

5.4 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.5 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:N

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://security.netapp.com/advisory/ntap-20210819-0002/ Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491 Vendor Advisory
https://security.netapp.com/advisory/ntap-20210819-0002/ Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491 Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
History

21 Nov 2024, 05:58

Type Values Removed Values Added
References () https://security.netapp.com/advisory/ntap-20210819-0002/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20210819-0002/ - Third Party Advisory
References () https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491 - Vendor Advisory () https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491 - Vendor Advisory

12 Jul 2022, 17:42

Type Values Removed Values Added
CWE CWE-287 CWE-125

23 Aug 2021, 15:06

Type Values Removed Values Added
CPE cpe:2.3:o:broadcom:fabric_operating_system:8.2.3:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:9.0.1:-:*:*:*:*:*:*

23 Aug 2021, 13:42

Type Values Removed Values Added
References (MISC) https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491 - (MISC) https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1491 - Vendor Advisory
References (CONFIRM) https://security.netapp.com/advisory/ntap-20210819-0002/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20210819-0002/ - Third Party Advisory
CPE cpe:2.3:o:broadcom:fabric_operating_system:8.2.3:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:9.0.1:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 5.5
v3 : 5.4
CWE CWE-287

19 Aug 2021, 10:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20210819-0002/ -

12 Aug 2021, 15:39

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-12 15:15

Updated : 2024-11-21 05:58

NVD link : CVE-2021-27791

Mitre link : CVE-2021-27791

CVE.ORG link : CVE-2021-27791

JSON object : View

Products Affected

broadcom

  • fabric_operating_system
CWE
CWE-125

Out-of-bounds Read