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cveMitreCVE-2023-25718
HistoryFeb 13, 2023 - 8:15 p.m.

CVE-2023-25718

2023-02-1320:15:11
CWE-347
mitre
web.nvd.nist.gov
32
cve
connectwise control
screenconnect
executable file
code signing
vulnerability
nvd

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9

Confidence

High

EPSS

0.004

Percentile

74.1%

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. NOTE: this may overlap CVE-2023-25719. NOTE: the vendor’s position is that this purported vulnerability represents a “fundamental lack of understanding of Authenticode code signing behavior.”

Affected configurations

Nvd
Node
connectwisecontrolRange22.9.10032
VendorProductVersionCPE
connectwisecontrol*cpe:2.3:a:connectwise:control:*:*:*:*:*:*:*:*

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9

Confidence

High

EPSS

0.004

Percentile

74.1%

Related for CVE-2023-25718