What’s Vulnerable › Vulnerabilities

CVE-2017-9978

• Severity: medium (CVSS 5.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-08-28 · updated 2026-06-17
• Weakness: CWE-200

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.

Affected products

• OSNEXUS QuantaStor: through 4.3.0

References

• http://packetstormsecurity.com/files/143780/OSNEXUS-QuantaStor-4-Information-Disclosure.html
• http://seclists.org/fulldisclosure/2017/Aug/23
• http://www.vvvsecurity.com/advisories/vvvsecurity-advisory-2017-6943.txt
• https://www.exploit-db.com/exploits/42517/
• http://packetstormsecurity.com/files/143780/OSNEXUS-QuantaStor-4-Information-Disclosure.html
• http://seclists.org/fulldisclosure/2017/Aug/23
• http://www.vvvsecurity.com/advisories/vvvsecurity-advisory-2017-6943.txt
• https://www.exploit-db.com/exploits/42517/

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