CVE-2023-25718
In ConnectWise Control through 22.9.10032 (formerly known as ScreenConnect), after an executable file is signed, additional instructions can be added without invalidating the signature, such as instructions that result in offering the end user a…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In ConnectWise Control through 22.9.10032 (formerly known as ScreenConnect), after an executable file is signed, additional instructions can be added without invalidating the signature, such as instructions that result in offering the end user a (different) attacker-controlled executable file. It is plausible that the end user may allow the download and execution of this file to proceed. There are ConnectWise Control configuration options that add mitigations.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.69% probability · 51th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-347
- Affected
- connectwise/control
- Source
- cve@mitre.org
References
- https://cybir.com/2022/cve/connectwise-control-dns-spoofing-poc/Not Applicable
- https://m.youtube.com/watch?v=fbNVUgmstSc&pp=0gcJCf0Ao7VqN5tD
- https://www.connectwise.com/blog/cybersecurity/the-importance-of-responsible-security-disclosures
- https://cybir.com/2022/cve/connectwise-control-dns-spoofing-poc/Not Applicable
- https://www.connectwise.comProduct
- https://www.connectwise.com/blog/cybersecurity/the-importance-of-responsible-security-disclosures
- https://www.huntress.com/blog/clearing-the-air-overblown-claims-of-vulnerabilities-exploits-severity
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.