CVE-2013-1602 in IP Cameras
Summary
by MITRE
An Information Disclosure vulnerability exists due to insufficient validation of authentication cookies for the RTSP session in D-Link DCS-5635 1.01, DCS-1100L 1.04, DCS-1130L 1.04, DCS-1100 1.03/1.04_US, DCS-1130 1.03/1.04_US , DCS-2102 1.05_RU/1.06/1.06_FR/1.05_TESCO, DCS-2121 1.05_RU/1.06/1.06_FR/1.05_TESCO, DCS-3410 1.02, DCS-5230 1.02, DCS-5230L 1.02, DCS-6410 1.0, DCS-7410 1.0, DCS-7510 1.0, and WCS-1100 1.02, which could let a malicious user obtain unauthorized access to video streams.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 09/07/2024
The CVE-2013-1602 vulnerability represents a critical information disclosure flaw affecting multiple D-Link network video surveillance devices including models such as DCS-5635, DCS-1100L, DCS-2102, and others. This vulnerability specifically targets the Real-Time Streaming Protocol (RTSP) session authentication mechanism, where the devices fail to properly validate authentication cookies. The flaw resides in the authentication validation process that occurs during RTSP session establishment, creating a pathway for unauthorized access to protected video streams.
The technical implementation of this vulnerability stems from inadequate input validation within the RTSP session handling code. When legitimate users authenticate to these devices, the system generates authentication cookies that should be strictly validated before granting access to video streams. However, the affected D-Link models implement a weak validation mechanism that allows attackers to manipulate or bypass the cookie validation process. This weakness aligns with CWE-20, which describes improper input validation, and specifically relates to CWE-287, which addresses improper authentication mechanisms. The vulnerability creates a condition where an attacker can exploit the insufficient validation to obtain valid session tokens or manipulate existing ones, thereby gaining unauthorized access to live video feeds.
From an operational perspective, this vulnerability poses significant security risks to organizations deploying these surveillance devices. Attackers can exploit the flaw to access live video streams without proper authentication, potentially compromising the privacy and security of monitored areas. The impact extends beyond simple unauthorized access as it could enable surveillance of sensitive locations such as corporate offices, retail stores, or residential properties. The vulnerability affects devices across multiple product lines, suggesting a systemic design flaw rather than an isolated issue, which amplifies the potential attack surface. This weakness can be leveraged by threat actors to conduct reconnaissance, gather intelligence, or establish persistent access points within network environments.
The attack vector for this vulnerability typically involves intercepting or manipulating RTSP session requests to bypass authentication mechanisms. Attackers may utilize network sniffing tools to capture authentication cookies, then manipulate these tokens to gain access to video streams. The vulnerability can be exploited through both local and remote attack scenarios, depending on network configuration and device exposure. According to ATT&CK framework, this represents a privilege escalation technique under T1078, which covers valid accounts and T1566, which covers credential harvesting. Organizations should consider implementing network segmentation, monitoring for unusual RTSP traffic patterns, and deploying intrusion detection systems to detect potential exploitation attempts. The affected devices should be immediately updated with firmware patches provided by D-Link, and network administrators should review access controls and authentication policies to minimize potential impact. Additionally, regular security assessments of network surveillance infrastructure should be conducted to identify similar vulnerabilities in other networked devices that may be susceptible to similar authentication bypass techniques.