Server Certificate Verification Flaw in Arc Agent Affecting Guardian or CMC
CVE-2025-40896
What is CVE-2025-40896?
A significant flaw exists in the Arc agent's server certificate validation process when connecting to the Guardian or CMC, allowing a malicious actor to potentially conduct a man-in-the-middle attack. This vulnerability can enable the interception of sensitive communication between the Arc agent and the Guardian or CMC. Attackers could hijack client tokens and gain access to private data, which may include asset details and alerts. Furthermore, there is a risk of server impersonation, leading to the injection of misleading information into the system, such as fraudulent asset data or erroneous vulnerability reporting.

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Affected Version(s)
Arc 0 < 2.2.0
References
CVSS V4
Timeline
Vulnerability published
Vulnerability Reserved
