CVE-2017-9978
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
QuantaStor Software Defined Storage < 4.3.1 - Multiple Vulnerabilities
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| osnexus | quantastor | {"endIncluding":"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/
CWEs
CWE-200
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.