CVE-2019-16516

Published: Jan 23, 2020Modified: Nov 21, 2024

5.3

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitability: 3.9 / Impact: 1.4

Source: NVD

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.

Affected (2)

Products: Connectwise: Control

Connectwise

1 product

Control

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Connectwise Control	Up to 19.2.24707
Connectwise Control	Version 19.3.25270.7185

Related CWEs

CWE-203

Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References (12)

http://packetstormsecurity.com/files/165432/ConnectWise-Control-19.2.24707-Username-Enumeration.html

Source: cve@mitre.org

ExploitThird Party AdvisoryVDB Entry

https://blog.huntresslabs.com/validating-the-bishop-fox-findings-in-connectwise-control-9155eec36a34

Source: cve@mitre.org

ExploitThird Party Advisory

https://know.bishopfox.com/advisories

Source: cve@mitre.org

Third Party Advisory

https://know.bishopfox.com/advisories/connectwise-control

Source: cve@mitre.org

ExploitThird Party Advisory

https://www.crn.com/news/managed-services/connectwise-control-msp-security-vulnerabilities-are-severe-bishop-fox

Source: cve@mitre.org

Third Party Advisory

https://www.crn.com/slide-shows/managed-services/connectwise-control-attack-chain-exploit-20-questions-for-security-researcher-bishop-fox

Source: cve@mitre.org

Third Party Advisory

http://packetstormsecurity.com/files/165432/ConnectWise-Control-19.2.24707-Username-Enumeration.html