CVE-2017-17423

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-02-08 · updated 2026-06-17
Weakness: CWE-89

Description

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Quest NetVault Backup 11.3.0.12. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of NVBUBackupSegment Get method requests. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of the underlying database. Was ZDI-CAN-4234.

Affected products

Quest NetVault Backup: 11.3.0.12

References

https://zerodayinitiative.com/advisories/ZDI-17-976
https://zerodayinitiative.com/advisories/ZDI-17-976

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