CVE-2007-5263 in Dropteam
Summary
by MITRE
Multiple buffer overflows in Battlefront Dropteam 1.3.3 and earlier allow remote attackers to execute arbitrary code via (1) a crafted "0x5c" packet or (2) many 32-bit numbers in a "0x18" packet, or cause a denial of service (crash) via (3) a large "0x4b" packet.
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Analysis
by VulDB Data Team • 03/26/2019
The vulnerability identified as CVE-2007-5263 affects Battlefront Dropteam version 1.3.3 and earlier implementations, representing a critical security flaw in network protocol handling that exposes systems to remote code execution and denial of service attacks. This vulnerability resides in the packet processing logic of the Battlefront Dropteam software, which is designed to handle various network communication protocols for gaming environments. The affected system processes incoming network packets with specific hexadecimal identifiers that correspond to different command types within the game's networking protocol stack.
The technical implementation of this vulnerability manifests through three distinct attack vectors that exploit different buffer overflow conditions in the software's packet handling routines. The first vector involves a crafted "0x5c" packet that triggers a buffer overflow condition when processed by the application, allowing attackers to inject and execute arbitrary code on vulnerable systems. The second vector exploits a "0x18" packet containing numerous 32-bit numbers that causes a buffer overflow due to insufficient bounds checking during data parsing. The third vector utilizes a large "0x4b" packet that results in a denial of service condition through buffer overflow, causing the application to crash and terminate unexpectedly.
From an operational perspective, these vulnerabilities present significant risks to gaming environments and network infrastructure that rely on Battlefront Dropteam for multiplayer gaming experiences. The remote code execution capabilities mean that attackers can potentially gain complete control over affected systems, execute malicious payloads, and establish persistent access points within network environments. The denial of service aspect creates additional operational concerns by disrupting gaming services and potentially affecting network availability for legitimate users. These vulnerabilities directly impact the integrity and availability of gaming services, making them attractive targets for malicious actors seeking to exploit gaming platforms.
The underlying flaw aligns with CWE-121, which describes heap-based buffer overflow conditions that occur when insufficient bounds checking allows attackers to overwrite adjacent memory locations. This vulnerability also maps to ATT&CK technique T1059, which involves command and scripting interpreter usage for execution of malicious code. The buffer overflow conditions specifically relate to improper input validation and memory management practices within the network protocol handler, where the software fails to properly validate packet sizes and data structures before processing them. Attackers can leverage these conditions to manipulate program execution flow through stack corruption or heap corruption techniques.
Mitigation strategies for CVE-2007-5263 require immediate implementation of software updates and patches provided by the vendor to address the buffer overflow conditions in the packet processing logic. Network administrators should implement firewall rules to restrict access to affected systems and monitor for suspicious packet patterns that match the identified attack vectors. Input validation controls must be strengthened to ensure all incoming packets are properly bounded and validated before processing. Additionally, system hardening measures including address space layout randomization and stack canaries should be implemented to make exploitation more difficult. Regular security assessments and network monitoring are essential to detect and prevent exploitation attempts targeting these specific buffer overflow conditions in gaming network protocols.