Cisco Vision Dynamic Signage Director SQL Injection Vulnerability

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

• cisco vision dynamic signage directorbefore 6.2.0
• cisco vision dynamic signage director6.2.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (cisco). Independent of NVD's CPE analysis and usually ahead of it.

• Cisco Cisco Vision Dynamic Signage Director

  • n/aaffected

Other highest-scoring records for the same primary product.

• CVE-2019-1917Cisco Vision Dynamic Signage Director REST API Authentication Bypass Vulnerability
  41Plan
• CVE-2020-3598Cisco Vision Dynamic Signage Director Missing Authentication Vulnerability
  26Monitor
• CVE-2019-16004Cisco Vision Dynamic Signage Director Authentication Bypass Vulnerability
  26Monitor
• CVE-2020-3485Cisco Vision Dynamic Signage Director Role-Based Access Control Vulnerability
  25Monitor
• CVE-2021-34742Cisco Vision Dynamic Signage Director Reflected Cross-Site Scripting Vulnerability
  24Monitor
• CVE-2020-3484Cisco Vision Dynamic Signage Director Directory Traversal Information Disclosure Vulnerability
  21Monitor

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Root cause

The query text is built by concatenating user input. The database cannot tell where the data ends and the command begins.

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

1const owner = req.query.owner;2const rows = await db.query(3  "SELECT * FROM files WHERE owner = '" + owner + "'"4);

1const owner = req.query.owner;2const rows = await db.query(3  "SELECT * FROM files WHERE owner = $1",4  [owner]5);

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.