CVE-2026-88270 in GV-LPC2011
Summary
by MITRE • 09/10/2026
GeoVision GV-LPC2211 V1.13 allows a Guest user to enter SSVR firmware-upgrade mode and disrupt live services before any firmware image is validated.
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Analysis
by VulDB Data Team • 09/10/2026
The vulnerability identified in GeoVision GV-LPC2211 V1.13 represents a critical flaw in the device's firmware update mechanism, specifically affecting guest-level access privileges. This security deficiency allows an unauthenticated or low-privilege user to initiate the SSVR firmware-upgrade mode without requiring administrative credentials. The core technical issue lies in the absence of proper authorization checks and input validation during the transition into the upgrade state. By exploiting this flaw, a malicious actor can force the device to enter a maintenance mode that is designed for high-level system modifications, effectively bypassing standard security controls intended to restrict such operations to authorized personnel only.
From an operational perspective, the immediate impact of this vulnerability is severe service disruption. Once the device enters firmware-upgrade mode, it typically halts normal video processing and network services to prepare for a potential image flash or verification process. Since the flaw allows entry into this state without any subsequent validation of the incoming firmware image, the attacker can trigger this sequence indefinitely or leave the device in an unstable state. This results in a denial-of-service condition where live surveillance feeds are interrupted, potentially compromising security monitoring capabilities and causing significant downtime for critical infrastructure relying on these video management systems.
This vulnerability aligns with CWE-284 Improper Access Control, as it involves unauthorized access to functionality that should be restricted to administrators. Furthermore, the ability of a guest user to trigger system-level changes such as firmware updates maps directly to ATT&CK technique T1059 Command and Scripting Interpreter if interpreted through automated exploitation scripts, or more accurately to privilege escalation vectors where low-privilege accounts gain control over critical system processes. The lack of validation for the firmware image before entering upgrade mode also touches upon CWE-20 Improper Input Validation, as the system fails to verify the integrity or source of the update request prior to altering its operational state.
Mitigation strategies must focus on enforcing strict access controls and implementing robust input validation within the device's web interface and backend services. Administrators should ensure that firmware upgrade functions are exclusively accessible via authenticated administrative sessions with multi-factor authentication where possible. Additionally, the system architecture requires a redesign of the upgrade workflow to include integrity checks such as cryptographic signatures for any firmware image before allowing entry into upgrade mode. Patching to versions later than V1.13 is essential if available, and network segmentation should be employed to restrict access to management interfaces from untrusted networks until the vulnerability is fully remediated.