CVE Vulnerability

CVE-2019-16517

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://know.bishopfox.com/advisories Third Party Advisory
https://www.crn.com/slide-shows/managed-services/connectwise-control-attack-chain-exploit-20-questions-for-security-researcher-bishop-fox Third Party Advisory
https://know.bishopfox.com/advisories/connectwise-control Exploit Third Party Advisory
https://www.crn.com/news/managed-services/connectwise-control-msp-security-vulnerabilities-are-severe-bishop-fox Third Party Advisory
https://blog.huntresslabs.com/validating-the-bishop-fox-findings-in-connectwise-control-9155eec36a34 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:connectwise:control:19.3.25270.7185:*:*:*:*:*:*:*
Information

Published : 2020-01-23 06:15

Updated : 2020-01-28 09:49

NVD link : CVE-2019-16517

Mitre link : CVE-2019-16517

Products Affected
No products.
CWE
CWE-346