Medium severity · published Feb 1, 2024
CVE-2023-47256
ConnectWise ScreenConnect through 23.8.4 allows local users to connect to arbitrary relay servers via implicit trust of proxy settings
5.5
CVSS
0.4%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SC
ScreenConnect · ConnectWise
before 23.8.5 · source: NVD
AU
Automate · Connectwise
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-47256
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-47256
web.archive.org
https://web.archive.org/web/20240208140218/https://gotham-security.com/screenconnect-cve-2023-47256
Vendor Advisory
https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.8-security-fix
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