← Back to CVEs

CVE-2019-16517

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/23/2020

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

connectwise:control

Weaknesses (CWE)

CWE-346

References

https://blog.huntresslabs.com/validating-the-bishop-fox-findings-in-connectwise-control-9155eec36a34(cve@mitre.org)

https://know.bishopfox.com/advisories(cve@mitre.org)

https://know.bishopfox.com/advisories/connectwise-control(cve@mitre.org)

https://www.crn.com/news/managed-services/connectwise-control-msp-security-vulnerabilities-are-severe-bishop-fox(cve@mitre.org)

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

https://blog.huntresslabs.com/validating-the-bishop-fox-findings-in-connectwise-control-9155eec36a34(af854a3a-2127-422b-91ae-364da2661108)

https://know.bishopfox.com/advisories(af854a3a-2127-422b-91ae-364da2661108)

https://know.bishopfox.com/advisories/connectwise-control(af854a3a-2127-422b-91ae-364da2661108)

https://www.crn.com/news/managed-services/connectwise-control-msp-security-vulnerabilities-are-severe-bishop-fox(af854a3a-2127-422b-91ae-364da2661108)

https://www.crn.com/slide-shows/managed-services/connectwise-control-attack-chain-exploit-20-questions-for-security-researcher-bishop-fox(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.