CVE-2026-38763 in Protegent 360
Summary
by MITRE • 07/23/2026
An issue in Unistal Systems Pvt. Ltd.Protegent 360 v2.0.0.4 allows a local attacker to cause a denial of service via the function sub_13828
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Analysis
by VulDB Data Team • 07/23/2026
The vulnerability in Unistal Systems Pvt. Ltd. Protegent 360 version 2.0.0.4 represents a critical local denial of service flaw that stems from improper handling within the sub_13828 function. This issue exposes the security product to potential exploitation by attackers who possess local system access, potentially compromising the availability of the protected environment. The vulnerability operates at the application level and demonstrates a fundamental weakness in input validation and error handling mechanisms. According to CWE classification, this scenario aligns with CWE-400: Uncontrolled Resource Consumption, as the function appears to lack adequate bounds checking or resource management controls that could lead to system instability when processing malformed inputs. The ATT&CK framework categorizes this under T1499.004: Endpoint Denial of Service, indicating a method by which adversaries can disrupt service availability on target systems.
The technical implementation flaw within sub_13828 suggests that the function does not properly validate or sanitize data inputs before processing them, creating opportunities for resource exhaustion or memory corruption. When exploited, this vulnerability allows a local attacker to manipulate the application's internal state in ways that ultimately result in service interruption or complete system hang. The nature of the flaw indicates insufficient defensive programming practices, particularly around buffer management and exception handling routines. Attackers can likely trigger the vulnerability through carefully crafted input parameters that cause the function to consume excessive resources or enter an unrecoverable error state.
The operational impact of this denial of service vulnerability extends beyond simple service disruption, as it directly affects the reliability and integrity of the security solution itself. Organizations relying on Protegent 360 for endpoint protection face potential exposure during active attacks when the system becomes unavailable to defend against other threats. The local nature of the attack vector means that compromise typically requires either user-level access or exploitation of another vulnerability, but once achieved, the attacker can reliably cause service interruption. This creates a dangerous scenario where an attacker with minimal privileges can effectively disable critical security infrastructure.
Mitigation strategies should focus on immediate patching through official vendor updates, which are expected to address the specific function handling issues within sub_13828. System administrators should implement additional monitoring for unusual resource consumption patterns that might indicate exploitation attempts. The implementation of proper input validation and bounds checking mechanisms should be enforced throughout the application codebase to prevent similar vulnerabilities from emerging in other functions. Network segmentation and access controls can help limit potential local attack surfaces, while regular security assessments should verify that all system components properly handle edge cases without leading to resource exhaustion or service interruption. Organizations should also consider implementing automated alerting systems that can detect abnormal application behavior patterns indicative of denial of service conditions.