CVE-2019-16517

9.8CRITICAL

Key Information

Vendor
Connectwise
Status
Control
Vendor
CVE Published:
23 January 2020

Summary

An issue was discovered in ConnectWise Control (formerly known as ScreenConnect) 19.3.25270.7185. There is a CORS misconfiguration, which reflected the Origin provided by incoming requests. This allowed JavaScript running on any domain to interact with the server APIs and perform administrative actions, without the victim's knowledge.

References

https://know.bishopfox.com/advisories
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https://know.bishopfox.com/advisories/connectwise-control
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https://blog.huntresslabs.com/validating-the-bishop-fox-f...
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EPSS Score

1% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.