Osnexus Quantastor vulnerabilities

CVE-2026-10880 [CRITICAL] CWE-89 CVE-2026-10880: OSNexus QuantaStor SDS Manager is vulnerable to SQL injection in the login endpoint. The username fi OSNexus QuantaStor SDS Manager is vulnerable to SQL injection in the login endpoint. The username field is not properly sanitized before being incorporated into a SQL query, allowing an unauthenticated remote attacker to bypass authentication and log in as an administrator without supplying a valid password.

CVE-2017-9979 [MEDIUM] CWE-79 CVE-2017-9979: On the OSNEXUS QuantaStor v4 virtual appliance before 4.3.1, if the REST call invoked does not exist 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.

CVE-2017-9978 [MEDIUM] CWE-200 CVE-2017-9978: On the OSNEXUS QuantaStor v4 virtual appliance before 4.3.1, a flaw was found with the error message 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-2021-42081 [HIGH] CWE-78 CVE-2021-42081: An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API. An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API. POC http:///qstorapi/storageSystemModify?storageSystem=&newName=quantastor&newDescription=;ls${IFS}-al&newLocation=4&newEnclosureLayoutId=5&newDnsServerList=;ls${IFS}-al&externalHostName=&newNTPServerList=;ls${IFS}-al

CVE-2021-42082 [HIGH] CWE-269 CVE-2021-42082: Local users are able to execute scripts under root privileges. POC On the local host run the follo 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-2021-4406 [HIGH] CWE-77 CVE-2021-4406: An authenticated attacker is able to create alerts that trigger a stored XSS attack. POC * go 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 |

CVE-2021-42080 [HIGH] CWE-79 CVE-2021-42080: An attacker is able to launch a Reflected XSS attack using a crafted URL. POC: Visit the following An attacker is able to launch a Reflected XSS attack using a crafted URL. POC: Visit the following URL https://:8153/qstorapi/echo?inputMessage=

CVE-2021-42083 [MEDIUM] CWE-79 CVE-2021-42083: An authenticated attacker is able to create alerts that trigger a stored XSS attack. POC * go 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 “

CVE-2021-42079 [MEDIUM] CWE-918 CVE-2021-42079: An authenticated administrator is able to prepare an alert that is able to execute an SSRF attack. T 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&custom