QVISDVR Detection Scanner
This scanner detects the use of QVISDVR in digital assets. It identifies the presence of QVISDVR's JSF Deserialization vulnerability, ensuring organizations are aware of potential remote code execution risks.
Short Info
Level
Critical
Single Scan
Single Scan
Can be used by
Asset Owner
Estimated Time
10 seconds
Time Interval
24 days 2 hours
Scan only one
Domain, IPv4, Subdomain
Toolbox
-
QVISDVR is a digital video recorder system commonly used in various industries for surveillance purposes. It is designed to capture and store video footage from connected cameras, making it essential for security operations. Typically employed by businesses, law enforcement, and private users, it offers features such as remote monitoring and playback. Its infrastructure supports integration with network systems, allowing users to monitor activities in real time from any location. QVISDVR systems are built to be robust and user-friendly, catering to both small-scale and large-scale security setups. Their wide adoption necessitates stringent security measures to prevent unauthorized access and misuse.
The vulnerability addressed by this scanner is related to JSF Deserialization in QVISDVR systems. Deserialization vulnerabilities arise when untrusted data is used to abuse the logic of an application, leading to remote code execution (RCE). This specific vulnerability could allow attackers to execute arbitrary code on the affected system, posing a significant security risk. JSF (JavaServer Faces) is involved in this vulnerability, making the software susceptible to exploitation through crafted payloads. A successful attack could compromise the integrity and confidentiality of the video recording system. It's crucial for organizations using QVISDVR to regularly check for this vulnerability to maintain system security.
Technical details of this vulnerability indicate that it exploits weaknesses in the deserialization process. The attack is carried out by sending maliciously crafted requests to the QVISDVR endpoints. The vulnerable parameter in this context is the javax.faces.ViewState. By manipulating this parameter, an attacker can inject executable code that the server processes during deserialization. The process involves generating Java gadgets that leverage libraries like commons-collections to facilitate the attack. The system's response statuses and tokens play a pivotal role in determining the success of the exploitation.
If exploited, the deserialization vulnerability could have severe effects. Malicious actors can gain unauthorized access to the system, execute harmful commands, and potentially take control of the server. This can lead to a complete bypass of security protocols, data theft, or manipulation of video recordings. Additionally, attackers may use the system as a launching pad for further attacks within a network, escalating the impact. It's vital for organizations to mitigate such vulnerabilities promptly to protect sensitive assets and information.
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