CVE-2023-1617

Summary

Improper Authentication vulnerability in B&R Industrial Automation B&R VC4 (VNC-Server modules).  This vulnerability may allow an unauthenticated network-based attacker to bypass the authentication mechanism of the VC4 visualization on affected devices. The impact of this vulnerability depends on the functionality provided in the visualization. This issue affects B&R VC4: from 3.* through 3.96.7, from 4.0* through 4.06.7, from 4.1* through 4.16.3, from 4.2* through 4.26.8, from 4.3* through 4.34.6, from 4.4* through 4.45.1, from 4.5* through 4.45.3, from 4.7* through 4.72.9.

Affected Software

VendorProductVersion RangeStatus
B&R Industrial AutomationB&R VC43.* <= 3.96.7affected
B&R Industrial AutomationB&R VC44.0* <= 4.06.7affected
B&R Industrial AutomationB&R VC44.1* <= 4.16.3affected
B&R Industrial AutomationB&R VC44.2* <= 4.26.8affected
B&R Industrial AutomationB&R VC44.3* <= 4.34.6affected
B&R Industrial AutomationB&R VC44.4* <= 4.45.1affected
B&R Industrial AutomationB&R VC44.5* <= 4.45.3affected
B&R Industrial AutomationB&R VC44.7* <= 4.72.9affected

Weaknesses

  • CWE-287: CWE-287 Improper Authentication

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: total

References