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CVE-2020-26122

7.2 · HIGH

Inspur NF5266M5 through 3.21.2 and other server M5 devices allow remote code execution via administrator privileges.

Published Dec 7, 2020CWE-347EPSS 1.21%

Overview

CVE-2020-26122 is a high-severity vulnerability. It was published on December 7, 2020 and has a CVSS 3.1 base score of 7.2 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Inspur NF5266M5 through 3.21.2 and other server M5 devices allow remote code execution via administrator privileges. The Baseboard Management Controller (BMC) program of INSPUR server is weak in checking the firmware and lacks the signature verification mechanism, the attacker who obtains the administrator's rights can control the BMC by inserting malicious code into the firmware program and bypassing the current verification mechanism to upgrade the BMC.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refen.inspur.com/en/2487134/index.htmlRefen.inspur.com/en/security_bulletins/security_advisory2/2543921/index.htmlRefen.inspur.com/en/2487134/index.htmlRefen.inspur.com/en/security_bulletins/security_advisory2/2543921/index.html

How CyberStrike helps

Frequently asked questions

What is CVE-2020-26122?

CVE-2020-26122 is a high-severity vulnerability. It was published on December 7, 2020 and has a CVSS 3.1 base score of 7.2 (HIGH).

How severe is CVE-2020-26122?

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-26122?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-26122?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-26122 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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