Brocade Fabric OS up to 9.2.0b/9.2.1a portcfg Command command injection

Summaryinfo

A vulnerability was found in Brocade Fabric OS up to 9.2.0b/9.2.1a. It has been rated as critical. The affected element is an unknown function of the component portcfg Command Handler. Performing a manipulation results in command injection. This vulnerability is identified as CVE-2024-7517. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Brocade Fabric OS up to 9.2.0b/9.2.1a. It has been classified as critical. This affects an unknown function of the component portcfg Command Handler. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A command injection vulnerability in Brocade Fabric OS before 9.2.0c, and 9.2.1 through 9.2.1a on IP extension platforms could allow a local authenticated attacker to perform a privileged escalation via crafted use of the portcfg command. This specific exploitation is only possible on IP Extension platforms: Brocade 7810, Brocade 7840, Brocade 7850 and on Brocade X6 or X7 directors with an SX-6 Extension blade installed. The attacker must be logged into the switch via SSH or serial console to conduct the attack.

The advisory is shared at support.broadcom.com. This vulnerability is uniquely identified as CVE-2024-7517 since 08/06/2024. The exploitability is told to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-48860). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Brocade

Name

• Fabric OS

Version

• 9.2.0a
• 9.2.0b
• 9.2.1a

License

• commercial

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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