EUVD-2024-41756

Comprehensive Technical Analysis of EUVD-2024-41756

1. Vulnerability Assessment and Severity Evaluation

Vulnerability Description: The vulnerability EUVD-2024-41756 pertains to a memory corruption issue that occurs during the parsing of the ML IE (Information Element) due to invalid frame content. This type of vulnerability can lead to unauthorized access, data corruption, or denial of service.

Severity Evaluation:

• Base Score: 9.8
• Base Score Version: 3.1
• Base Score Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

The CVSS score of 9.8 indicates a critical vulnerability. The high severity is due to the following factors:

• Attack Vector (AV): Network (N) - The vulnerability is exploitable over the network.
• Attack Complexity (AC): Low (L) - The attack requires minimal skill or resources.
• Privileges Required (PR): None (N) - No special privileges are needed to exploit the vulnerability.
• User Interaction (UI): None (N) - No user interaction is required.
• Scope (S): Unchanged (U) - The vulnerability does not change the security scope.
• Confidentiality (C): High (H) - Complete loss of confidentiality.
• Integrity (I): High (H) - Complete loss of integrity.
• Availability (A): High (H) - Complete loss of availability.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Network-Based Attacks: An attacker can send specially crafted network packets containing invalid frame content to exploit the vulnerability.
• Remote Code Execution (RCE): The memory corruption can be leveraged to execute arbitrary code on the affected system.
• Denial of Service (DoS): The vulnerability can be exploited to crash the system, leading to a denial of service.

Exploitation Methods:

• Crafted Packets: An attacker can craft malicious packets designed to trigger the memory corruption during the parsing process.
• Buffer Overflow: By sending oversized or malformed data, an attacker can cause a buffer overflow, leading to code execution or system crash.
• Fuzzing: Automated fuzzing tools can be used to identify and exploit the vulnerability by sending a variety of malformed inputs.

3. Affected Systems and Software Versions

The vulnerability affects a wide range of Qualcomm Snapdragon products, including but not limited to:

• Snapdragon IPQ5300
• Snapdragon WCD9378
• Snapdragon QCF8001
• Snapdragon QCC710
• Snapdragon QCA9889
• Snapdragon SDX65M
• Snapdragon IPQ5010
• Snapdragon X72 5G Modem-RF System
• Snapdragon Immersive Home 216 Platform
• Snapdragon QCA8085
• Snapdragon WCN7880
• Snapdragon QCN5164
• Snapdragon SA8255P
• Snapdragon QCA6797AQ
• Snapdragon WCN6650
• Snapdragon QCN6112
• Snapdragon QCA6777AQ
• Snapdragon QCA6787AQ
• Snapdragon WCN6450
• Snapdragon SM7635
• Snapdragon QAM8775P
• Snapdragon 8 Gen 3 Mobile Platform
• Snapdragon QCN6402
• Snapdragon SA8650P
• Snapdragon SM8635P
• Snapdragon QFW7114
• Snapdragon IPQ9554
• Snapdragon Immersive Home 3210 Platform
• Snapdragon IPQ5312
• Snapdragon QCA8082
• Snapdragon Immersive Home 214 Platform
• Snapdragon SA7255P
• Snapdragon SXR2330P
• Snapdragon FastConnect 7800
• Snapdragon IPQ8074A
• Snapdragon QCA6574AU
• Snapdragon FastConnect 6900
• Snapdragon SA8775P
• Snapdragon QCS9100
• Snapdragon QCN9274
• Snapdragon WCD9395
• Snapdragon SM8550P
• Snapdragon IPQ9570
• Snapdragon QXM8083
• Snapdragon IPQ9048
• Snapdragon SDX55
• Snapdragon WCN7861
• Snapdragon QCA6574A
• Snapdragon QCA8084
• Snapdragon QCA6584AU
• Snapdragon QCA6696
• Snapdragon QCS8550
• Snapdragon SA8195P
• Snapdragon QAM8255P
• Snapdragon QCN9072
• Snapdragon IPQ6018
• Snapdragon QCA8081
• Snapdragon QCN9160
• Snapdragon QCN6274
• Snapdragon FastConnect 6700
• Snapdragon QAM8295P
• Snapdragon WCD9375
• Snapdragon QCN6224
• Snapdragon SA6155P
• Snapdragon Immersive Home 318 Platform
• Snapdragon SM8635
• Snapdragon IPQ8076A
• Snapdragon SM7675P
• Snapdragon IPQ8072A
• Snapdragon IPQ6010
• Snapdragon QCA6688AQ
• Snapdragon SXR2250P
• Snapdragon QCN5122
• Snapdragon QCN6432
• Snapdragon QAMSRV1M
• Snapdragon IPQ6000
• Snapdragon QCA9888
• Snapdragon 8+ Gen 2 Mobile Platform
• Snapdragon QCN5022
• Snapdragon QCS5430
• Snapdragon IPQ5028
• Snapdragon SXR2230P
• Snapdragon QAM8620P
• Snapdragon QCN9024
• Snapdragon IPQ8072A
• Snapdragon SA8295P
• Snapdragon QCN6412
• Snapdragon QCA6554A
• Snapdragon SA8540P
• Snapdragon WSA8830
• Snapdragon QCA6574
• Snapdragon SM8750P
• Snapdragon QCM5430
• Snapdragon QAM8650P
• Snapdragon X65 5G Modem-RF System
• Snapdragon Immersive Home 326 Platform
• Snapdragon QCN5154
• Snapdragon IPQ5332
• Snapdragon QCA6595AU
• Snapdragon QCA6678AQ
• Snapdragon QCS6490
• Snapdragon QCN5024
• Snapdragon QCN6023
• Snapdragon QCN6132
• Snapdragon QCS8300
• Snapdragon IPQ5302
• Snapdragon QCA4024
• Snapdragon QFW7124
• Snapdragon IPQ8173
• Snapdragon QCA6698AQ
• Snapdragon QCN9100
• Snapdragon QCN6024
• Snapdragon Immersive Home 316 Platform
• Snapdragon SA9000P
• Snapdragon QCS615
• Snapdragon AR8035
• Snapdragon WCD9385
• Snapdragon WCN6755
• Snapdragon QCN5052
• Snapdragon WCD9340
• Snapdragon WSA8832
• Snapdragon IPQ9574
• Snapdragon QCM8550
• Snapdragon SA8620P
• Snapdragon WCN7881
• Snapdragon QCN9074
• Snapdragon 8 Gen 2 Mobile Platform
• Snapdragon QCN9000
• Snapdragon WCD9380
• Snapdragon SM7675
• Snapdragon QCN5124
• Snapdragon WCN7860
• Snapdragon QCA8337
• Snapdragon QCA8075
• Snapdragon QCN5152
• Snapdragon QCA6564AU
• Snapdragon QCA0000
• Snapdragon QCN6422
• Snapdragon WCD9390
• Snapdragon SA8530P
• Snapdragon QCN9012

4. Recommended Mitigation Strategies

Immediate Actions:

• Patch Management: Ensure that all affected systems are updated with the latest patches provided by Qualcomm.
• Network Segmentation: Isolate affected systems from critical networks to limit the potential impact of an attack.
• Intrusion Detection Systems (IDS): Deploy IDS to monitor for suspicious network activity that may indicate an exploitation attempt.

Long-Term Strategies:

• Regular Security Audits: Conduct regular security audits to identify and mitigate vulnerabilities.
• Security Training: Provide training to IT staff on identifying and responding to memory corruption vulnerabilities.
• Vendor Communication: Maintain open communication with Qualcomm for updates and patches.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant risk to European organizations and individuals using affected Qualcomm Snapdragon products. The widespread use of these products in various devices, including smartphones, IoT devices, and network infrastructure, means that a successful exploitation could have far-reaching consequences. Organizations must prioritize patching and monitoring to mitigate the risk.

6. Technical Details for Security Professionals

Vulnerability Details:

• CVE ID: CVE-2024-45569
• Vulnerability Type: Memory Corruption
• Affected Component: ML IE Parsing
• Trigger Condition: Invalid frame content during parsing

Detection and Response:

• Log Analysis: Monitor system logs for unusual memory access patterns or crashes.
• Memory Analysis: Use memory analysis tools to detect anomalies in memory usage.
• Incident Response: Have an incident response plan in place to quickly address any detected exploitation attempts.

References:

• Qualcomm Security Bulletin: February 2025 Bulletin

By following these recommendations and staying vigilant, organizations can significantly reduce the risk posed by this critical vulnerability.