Source: cve@mitre.org
Unknown vulnerability related to "the handling of large requests" in RAdmin for Apple Mac OS X 10.3.3 and Mac OS X 10.2.8 may allow attackers to have unknown impact via unknown attack vectors.
RAdmin for Apple Mac OS X is vulnerable to an unknown flaw related to handling large requests, potentially allowing for unauthorized access and system compromise. This vulnerability, affecting older versions of the software, could be exploited to gain control of the target system. The exact impact and attack vectors are unknown, but the potential for remote code execution is high.
Step 1: Target Identification: Identify systems running vulnerable versions of RAdmin on Mac OS X 10.2.8 or 10.3.3. Step 2: Request Crafting: Construct a large, malformed request. The exact payload structure is unknown, but it likely exploits a flaw in how RAdmin processes request size or data. Step 3: Request Delivery: Send the crafted request to the RAdmin server, typically over TCP. Step 4: Vulnerability Trigger: The RAdmin server processes the malicious request, triggering the vulnerability (e.g., a buffer overflow). Step 5: Exploitation (Potential): Depending on the nature of the vulnerability, the attacker may be able to execute arbitrary code, potentially gaining remote control of the system. This could involve injecting shellcode or overwriting critical memory locations. Step 6: Post-Exploitation (Potential): The attacker could then perform actions such as data exfiltration, privilege escalation, or lateral movement within the network.
The vulnerability stems from an unspecified flaw in RAdmin's handling of large requests. The description suggests a potential for a buffer overflow, integer overflow, or other memory corruption issue within the request processing logic. The lack of specific details makes definitive root cause analysis difficult, but the vulnerability likely resides in how the software allocates memory or validates the size and content of incoming data. The vulnerability could be triggered by sending a specially crafted large request, potentially overflowing a buffer or causing an unexpected state in the application's memory management. This could lead to arbitrary code execution or denial of service.
Due to the age and lack of specific details, it's difficult to attribute this vulnerability to specific APT groups. However, any threat actor with the resources and motivation to target older systems could potentially exploit this vulnerability. CISA KEV status: Not listed.
Network traffic analysis: Monitor for unusually large or malformed requests to the RAdmin service (default port is unknown, but likely a common remote administration port).
Log analysis: Review RAdmin server logs for errors, crashes, or suspicious activity related to request processing.
Host-based intrusion detection systems (HIDS): Monitor for anomalous process behavior or memory corruption events on systems running RAdmin.
File integrity monitoring: Monitor RAdmin executable files for unauthorized modifications.
Upgrade: The most effective remediation is to upgrade to a version of RAdmin that is no longer vulnerable. However, given the age of the vulnerability and the software, this may not be possible.
Removal: If RAdmin is no longer needed, uninstall it from affected systems.
Network Segmentation: Isolate systems running vulnerable versions of RAdmin from critical network resources.
Firewall Rules: Implement strict firewall rules to restrict access to the RAdmin service, limiting access to only trusted IP addresses or networks.
Intrusion Detection/Prevention Systems (IDS/IPS): Deploy IDS/IPS solutions to detect and block malicious traffic targeting the RAdmin service.
Regular Security Audits: Conduct regular security audits and penetration testing to identify and address vulnerabilities.