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CVE-2025-4876

Hardcoded Key Revealed in ConnectWise Password Encryption Utility

Published: May 19, 2025Updated: Oct 2, 2025 Sources: CVE List NVDCWE-321
NVD MITRE
6.0CVSSMEDIUM
EPSS Score
0.1%
Top 99.4%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

ConnectWise-Password-Encryption-Utility.exe in ConnectWise Risk Assessment allows an attacker to extract a hardcoded AES decryption key via reverse engineering. This key is embedded in plaintext within the binary and used in cryptographic operations without dynamic key management. Once obtained the key can be used to decrypt CSV input files used for authenticated network scanning.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:CC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-321

Affected Products

risk assessmentconnectwise
SaaS
Enterprise Software / itsm-monitoring
Risk AssessmentConnectWise
SaaS
Enterprise Software / itsm-monitoring
connectwisecommercialEnterprise Softwareaka automate, screenconnect, control

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

References

https://github.com/packetlabs/vulnerability-advisory/blob/main/Disclosures/PL-2025-11315/README.md
github.com

Timeline

Published
May 19, 2025
Last Updated
Oct 2, 2025

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