Quest NetVault Backup up to 11.3.0.11 sql injection

Summaryinfo

A vulnerability was found in Quest NetVault Backup up to 11.3.0.11. It has been classified as critical. This affects an unknown part. The manipulation leads to sql injection. This vulnerability is uniquely identified as CVE-2017-17423. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Quest NetVault Backup up to 11.3.0.11 (Backup Software) and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The bug was discovered 12/15/2017. The weakness was disclosed 02/08/2018 (Website). It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2017-17423 since 12/05/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1505 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 55 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 11.3.0.12 eliminates this vulnerability.

The entries VDB-113031, VDB-113030, VDB-113029 and VDB-113028 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Backup Software

Vendor

• Quest

Name

• NetVault Backup

Version

• 11.3.0.0
• 11.3.0.1
• 11.3.0.2
• 11.3.0.3
• 11.3.0.4
• 11.3.0.5
• 11.3.0.6
• 11.3.0.7
• 11.3.0.8
• 11.3.0.9
• 11.3.0.10
• 11.3.0.11

License

• commercial

Website

• Vendor: https://www.quest.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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