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CVE-2017-12255

6.7 · MEDIUM

A vulnerability in the CLI of Cisco UCS Central Software could allow an authenticated, local attacker to gain shell access.

Published Sep 21, 2017CWE-20EPSS 0.43%

Overview

CVE-2017-12255 is a medium-severity vulnerability. It was published on September 21, 2017 and has a CVSS 3.0 base score of 6.7 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A vulnerability in the CLI of Cisco UCS Central Software could allow an authenticated, local attacker to gain shell access. The vulnerability is due to insufficient input validation of commands entered in the CLI, aka a Restricted Shell Break Vulnerability. An attacker could exploit this vulnerability by entering a specific command with crafted arguments. An exploit could allow the attacker to gain shell access to the underlying system. Cisco Bug IDs: CSCve70762.

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

Refwww.securityfocus.com/bid/100932Refwww.securitytracker.com/id/1039412Reftools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170920-ucsRefwww.securityfocus.com/bid/100932Refwww.securitytracker.com/id/1039412Reftools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170920-ucs

How CyberStrike helps

Frequently asked questions

What is CVE-2017-12255?

CVE-2017-12255 is a medium-severity vulnerability. It was published on September 21, 2017 and has a CVSS 3.0 base score of 6.7 (MEDIUM).

How severe is CVE-2017-12255?

This vulnerability has a CVSS 3.0 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-12255?

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-2017-12255?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-12255 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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