CVE-2019-16516

MEDIUM 5.3CVE-2019-16516 · Published 23/01/2020 · updated 17/06/2026

Package	Affected versions	Patched versions
control connectwise	`= 19.3.25270.7185≤ 19.2.24707`	No fix yet

Description

An issue was discovered in ConnectWise Control (formerly known as ScreenConnect) 19.3.25270.7185. There is a user enumeration vulnerability, allowing an unauthenticated attacker to determine with certainty if an account exists for a given username.

References

packetstormsecurity.com/files/165432/ConnectWise-Control-19.2.24707-Username-Enumeration.html · Exploit
blog.huntresslabs.com/validating-the-bishop-fox-findings-in-connectwise-control-9155eec36a34 · Exploit
know.bishopfox.com/advisories · Third Party Advisory
know.bishopfox.com/advisories/connectwise-control · Exploit
crn.com/news/managed-services/connectwise-control-msp-security-vulnerabilities-are-severe-bishop-fox · Third Party Advisory
crn.com/slide-shows/managed-services/connectwise-control-attack-chain-exploit-20-questions-for-security-researcher-bishop-fox · Third Party Advisory

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