CVE-2024-33698: Siemens Opcenter Quality

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

A vulnerability has been identified in Opcenter Quality (All versions < V2406), Opcenter RDnL (All versions < V2410), SIMATIC PCS neo V4.0 (All versions), SIMATIC PCS neo V4.1 (All versions < V4.1 Update 2), SIMATIC PCS neo V5.0 (All versions < V5.0 Update 1), SINEC NMS (All versions), SINEMA Remote Connect Client (All versions < V3.2 SP3), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions < V17 Update 8), Totally Integrated Automation Portal (TIA Portal) V18 (All versions < V18 Update 5), Totally Integrated Automation Portal (TIA Portal) V19 (All versions < V19 Update 3). Affected products contain a heap-based buffer overflow vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to execute arbitrary code.

Affected products

  • Siemens Opcenter Quality: before V2406 (fixed in V2406)
  • Siemens Opcenter Rdnl: before V2410 (fixed in V2410)
  • Siemens SIMATIC Information Server: any version
  • Siemens SIMATIC Pcs Neo: from 4.0, before 4.1_update_2 (fixed in 4.1_update_2)
  • Siemens SIMATIC Pcs Neo v4.0: any version
  • Siemens SIMATIC Pcs Neo v4.1: before V4.1 Update 2 (fixed in V4.1 Update 2)
  • Siemens SIMATIC Pcs Neo v5.0: before V5.0 Update 1 (fixed in V5.0 Update 1)
  • Siemens Sinec Nms: any version
  • Siemens Sinema Remote Connect Client: before V3.2 SP3 (fixed in V3.2 SP3)
  • Siemens Totally Integrated Automation Portal: from 17, before 17_update_8 (fixed in 17_update_8)
  • Siemens Totally Integrated Automation Portal Tia Portal v16: any version
  • Siemens Totally Integrated Automation Portal Tia Portal v17: before V17 Update 8 (fixed in V17 Update 8)
  • Siemens Totally Integrated Automation Portal Tia Portal v18: before V18 Update 5 (fixed in V18 Update 5)
  • Siemens Totally Integrated Automation Portal Tia Portal v19: before V19 Update 3 (fixed in V19 Update 3)

Published 2024-09-10. Last modified 2026-06-17.