Critical Vulnerability in Cppcheck: Arbitrary Code Execution Risk
Summary
UBUNTU-CVE-2023-39070: An issue in Cppcheck 2.12 dev allows a local attacker to execute arbitrary code via the removeContradiction parameter in token.cpp:1934. Affects cppcheck versions 1.60.1-1 – 1.61-1. No fix is published. How to fix ↓
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Background
Cppcheck is a static analysis tool for C/C++ code that helps developers identify bugs, undefined behavior, and other issues in their code. It is widely used for its ability to analyze code without requiring compilation, making it a valuable tool for improving code quality. However, a recent vulnerability has been discovered that allows local attackers to execute arbitrary code, posing a significant risk to systems using affected versions of Cppcheck.
Vulnerability Detail
An issue in Cppcheck version 2.12 dev allows a local attacker to execute arbitrary code via the removeContradiction parameter in token.cpp:1934. This vulnerability arises from improper handling of user input, which can lead to unexpected behavior and potential exploitation. The ramifications include unauthorized access to system resources and the ability to manipulate or corrupt data, making it critical for users to address this vulnerability promptly.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can restrict access to the Cppcheck tool to trusted users only, minimizing the risk of exploitation. Additionally, avoid using the removeContradiction parameter until the package is updated.
Conclusion
The vulnerability in Cppcheck poses a significant risk to users, allowing local attackers to execute arbitrary code. It is crucial for users to update to the latest patched version of the software to mitigate this risk. By following the provided steps and utilizing tools like Vulert, developers can ensure their applications remain secure.
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FAQ
Cppcheck is a static analysis tool designed to identify bugs and potential issues in C/C++ code without requiring compilation.
The vulnerability allows local attackers to execute arbitrary code through improper handling of the removeContradiction parameter.
Exploitation of this vulnerability can lead to unauthorized access to system resources and manipulation of data.
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The CVSS score of this vulnerability is 7.8, indicating a high level of severity.
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