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CVE-2017-9978

5.3 · MEDIUM

On the OSNEXUS QuantaStor v4 virtual appliance before 4.3.1, a flaw was found with the error message sent as a response for users that don't exist on the system.

Published Aug 28, 2017CWE-200EPSS 4.75%

Overview

CVE-2017-9978 is a medium-severity vulnerability. It was published on August 28, 2017 and has a CVSS 3.0 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

On the OSNEXUS QuantaStor v4 virtual appliance before 4.3.1, a flaw was found with the error message sent as a response for users that don't exist on the system. An attacker could leverage this information to fine-tune and enumerate valid accounts on the system by searching for common usernames.

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

Refpacketstormsecurity.com/files/143780/OSNEXUS-QuantaStor-4-Information-Disclosure.htmlRefseclists.org/fulldisclosure/2017/Aug/23Refwww.vvvsecurity.com/advisories/vvvsecurity-advisory-2017-6943.txtRefwww.exploit-db.com/exploits/42517/Refpacketstormsecurity.com/files/143780/OSNEXUS-QuantaStor-4-Information-Disclosure.htmlRefseclists.org/fulldisclosure/2017/Aug/23Refwww.vvvsecurity.com/advisories/vvvsecurity-advisory-2017-6943.txtRefwww.exploit-db.com/exploits/42517/

How CyberStrike helps

Frequently asked questions

What is CVE-2017-9978?

CVE-2017-9978 is a medium-severity vulnerability. It was published on August 28, 2017 and has a CVSS 3.0 base score of 5.3 (MEDIUM).

How severe is CVE-2017-9978?

This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2017-9978?

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-2017-9978?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-9978 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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