Cross-site scripting (XSS) vulnerability in the web server on Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices bef

Affected versions

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

• rockwellautomation micrologix 1100 firmwareup to 14.000 inclusive
• rockwellautomation micrologix 1400 firmwareup to 15.002 inclusive

Other highest-scoring records for the same primary product.

• CVE-2015-6490Stack-based buffer overflow on Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices through B FRN 15.003 allows remote
  41Plan
• CVE-2021-33012Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially crafted commands to cause the
  35Monitor
• CVE-2015-6492Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices before B FRN 15.003 allow remote attackers to cause a denial of s
  31Monitor
• CVE-2022-3166MicroLogix 1100 & 1400 Product Web Server Application Vulnerable to Denial-Of-Service Condition Attack
  30Monitor
• CVE-2015-6486SQL injection vulnerability on Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices before B FRN 15.003 allows remote
  27Monitor
• CVE-2022-2179ICSA-22-188-01 Rockwell Automation MicroLogix Improper Restriction of Rendered UI Layers or Frames
  26Monitor

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

Root cause

User content is inserted into the page as HTML. The browser interprets the content as code rather than data.

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

1commentEl.innerHTML = comment.body;

1commentEl.textContent = comment.body;

Attack context

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