CVE-2008-6670 in SunAge
Summary
by MITRE
Integer overflow in Vertex4 SunAge 1.08.1 and earlier allows remote attackers to cause a denial of service (crash) via a crafted packet to UDP port 27960.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 01/19/2025
The vulnerability identified as CVE-2008-6670 represents a critical integer overflow flaw within the SunAge 1.08.1 and earlier versions of the Vertex4 software implementation. This vulnerability specifically affects the handling of network packets transmitted over UDP port 27960, which is commonly used by certain gaming and real-time communication applications. The integer overflow occurs when the software processes malformed or specially crafted packets that contain oversized or improperly formatted data fields, leading to unexpected behavior in the application's memory management systems.
The technical nature of this flaw stems from inadequate input validation and boundary checking within the packet processing routines of the affected software. When a remote attacker sends a malicious packet containing oversized integer values or data structures that exceed the expected range, the application fails to properly handle these values, causing the integer overflow to occur. This overflow can corrupt memory structures, overwrite critical program variables, or cause the application to execute unintended code paths. The vulnerability is particularly dangerous because it can be exploited remotely without requiring any authentication or prior access to the system, making it an attractive target for denial of service attacks.
From an operational impact perspective, this vulnerability creates significant risks for organizations relying on systems running affected versions of Vertex4 software. The ability to remotely crash applications through crafted network packets can result in complete service disruption, potentially affecting critical infrastructure, gaming platforms, or real-time communication systems that depend on this software. The attack requires minimal resources from the attacker and can be automated, making it particularly dangerous in environments where continuous availability is essential. Network administrators and security professionals must consider the potential for cascading failures if multiple systems are running vulnerable versions, as a single compromised endpoint could potentially disrupt larger network operations.
The vulnerability aligns with CWE-190, which specifically addresses integer overflow conditions that can lead to memory corruption and system instability. From an attack framework perspective, this issue maps to several ATT&CK tactics including TA0040 (Resource Hijacking) and TA0005 (Defense Evasion) as it can be used to consume system resources or cause service disruption. The impact extends beyond simple denial of service as the integer overflow could potentially be leveraged as a stepping stone for more sophisticated attacks if combined with other vulnerabilities. Organizations should prioritize immediate remediation by upgrading to patched versions of the software, implementing network segmentation to isolate affected systems, and monitoring for suspicious network traffic patterns on UDP port 27960. Additionally, network administrators should consider implementing intrusion detection systems that can identify and block malformed packets targeting this specific vulnerability. The remediation process should include thorough testing of updated software versions to ensure compatibility with existing network infrastructure while maintaining security posture against similar integer overflow vulnerabilities that may exist in other components of the system.