Brocade Fabric OS update for Apache httpd

Published: 2022-09-19

Risk	Medium
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2021-34798
CWE-ID	CWE-476
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Brocade Fabric OS Operating systems & Components / Operating system
Vendor	Brocade

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU56681

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-34798

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can send a specially crafted HTTP request to the affected web server and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Brocade Fabric OS: before 9.1.1

External links

http://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2022-1597

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.