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CVE-2025-45333: Null Pointer Dereference Vulnerability in berkeley-abc abc 1.1

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Overview

A critical vulnerability has been identified in berkeley-abc abc 1.1, a widely used data processing module. The vulnerability, tagged as CVE-2025-45333, is a Null Pointer Dereference (NPD) flaw found in the Abc_NtkCecFraigPart function of the module. This vulnerability could potentially lead to system compromise or data leakage, making immediate attention and mitigation a necessity.

Vulnerability Summary

CVE ID: CVE-2025-45333
Severity: High (7.5)
Attack Vector: Remote
Privileges Required: None
User Interaction: None
Impact: Unpredictable program behavior, segmentation faults, program crashes, potential system compromise or data leakage

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Product | Affected Versions

berkeley-abc abc | 1.1

How the Exploit Works

The exploitation of this vulnerability occurs when an attacker sends a crafted request that triggers a Null Pointer Dereference in the Abc_NtkCecFraigPart function of the berkeley-abc abc 1.1 module. This could lead to unpredictable program behavior, including segmentation faults and program crashes. An attacker could exploit this vulnerability for potential system compromise or data leakage.

Conceptual Example Code

A conceptual example of how the vulnerability might be exploited could be a specially crafted payload that triggers the Null Pointer Dereference. Here is a pseudocode example:

POST /vulnerable/endpoint HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "malicious_payload": "trigger_null_pointer_dereference" }

Mitigation & Recommendations

To mitigate this vulnerability, users are advised to apply the vendor patch as soon as it becomes available. In the interim, it is recommended to use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to detect and prevent any potential exploitation of this vulnerability. Additionally, regular monitoring of system logs for any unusual activity can help identify potential attacks.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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