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CVE-2025-31144: Improper restriction of communication channel to intended endpoints in SIOS Technology, Inc. Quick Agent V3

Medium
VulnerabilityCVE-2025-31144cvecve-2025-31144
Published: Sun Apr 27 2025 (04/27/2025, 23:57:01 UTC)
Source: CVE
Vendor/Project: SIOS Technology, Inc.
Product: Quick Agent V3

Description

Quick Agent V3 and Quick Agent V2 contain an issue with improper restriction of communication channel to intended endpoints. If exploited, a remote unauthenticated attacker may attempt to log in to an arbitrary host via Windows system where the product is running.

AI-Powered Analysis

AILast updated: 06/24/2025, 18:49:42 UTC

Technical Analysis

CVE-2025-31144 is a vulnerability identified in SIOS Technology, Inc.'s Quick Agent software, specifically affecting versions prior to 3.2.1 of Quick Agent V3 and also impacting Quick Agent V2. The core issue is an improper restriction of the communication channel to intended endpoints. This flaw allows a remote, unauthenticated attacker to potentially exploit the communication channel to attempt login to arbitrary Windows hosts where the vulnerable Quick Agent software is running. The vulnerability does not require any user interaction or prior authentication, making it accessible remotely over the network. The CVSS 3.0 base score is 5.8 (medium severity), with the vector indicating network attack vector (AV:N), low attack complexity (AC:L), no privileges required (PR:N), no user interaction (UI:N), scope changed (S:C), and impacts confidentiality slightly (C:L) but no impact on integrity or availability (I:N/A:N). The scope change indicates that the vulnerability affects resources beyond the security scope of the vulnerable component, meaning the attacker can potentially access or affect other components or systems beyond the Quick Agent itself. The vulnerability arises because the software fails to properly restrict communication channels to only intended endpoints, which could allow attackers to redirect or intercept communications, leading to unauthorized login attempts on Windows systems. Although no known exploits are currently in the wild, the vulnerability's characteristics make it a candidate for exploitation, especially in environments where Quick Agent is deployed on critical Windows hosts. The lack of patches linked in the provided information suggests that users should verify the availability of updates from SIOS Technology and apply them promptly. The vulnerability is particularly relevant for organizations relying on Quick Agent for system monitoring or management in Windows environments.

Potential Impact

For European organizations, the exploitation of CVE-2025-31144 could lead to unauthorized access attempts on Windows hosts running Quick Agent, potentially exposing sensitive information or enabling lateral movement within networks. While the direct impact on confidentiality is limited (only partial confidentiality loss), the ability to attempt remote login without authentication could be leveraged as a foothold for further attacks, especially in complex enterprise environments. This could affect sectors with high reliance on Windows-based monitoring or management tools, such as manufacturing, finance, healthcare, and critical infrastructure. The vulnerability's exploitation could undermine trust in system monitoring integrity and increase the risk of targeted attacks or espionage. Given the medium severity, the impact is moderate but should not be underestimated, especially in environments where Quick Agent is deployed on critical or sensitive systems. The lack of impact on integrity and availability reduces the risk of direct system disruption or data tampering but does not eliminate the threat of unauthorized access and reconnaissance.

Mitigation Recommendations

Immediately verify the Quick Agent version deployed in your environment and upgrade to version 3.2.1 or later where the vulnerability is fixed. If upgrading is not immediately possible, restrict network access to Quick Agent communication ports using firewall rules to limit communication only to trusted management endpoints. Implement network segmentation to isolate systems running Quick Agent from untrusted networks or less secure segments to reduce exposure. Monitor network traffic for unusual connection attempts to Quick Agent services, especially from unknown or external IP addresses. Deploy intrusion detection/prevention systems (IDS/IPS) with signatures or heuristics tuned to detect anomalous Quick Agent communication patterns. Review and harden Windows host login policies, including account lockout thresholds and multi-factor authentication, to mitigate unauthorized login attempts. Engage with SIOS Technology support channels to obtain official patches or mitigation guidance and subscribe to their security advisories for updates. Conduct regular vulnerability assessments and penetration testing focusing on Quick Agent and related communication channels to identify residual risks.

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Technical Details

Data Version
5.1
Assigner Short Name
jpcert
Date Reserved
2025-04-09T04:57:49.757Z
Cisa Enriched
true
Cvss Version
3.0
State
PUBLISHED

Threat ID: 682d983dc4522896dcbef884

Added to database: 5/21/2025, 9:09:17 AM

Last enriched: 6/24/2025, 6:49:42 PM

Last updated: 8/13/2025, 5:27:34 AM

Views: 11

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