CVE-2022-25878 : Security Advisory and Response
Learn about CVE-2022-25878, a critical vulnerability in protobufjs < 6.11.3 allowing unauthorized modification of object properties. Find mitigation steps and impact details.
This article provides detailed information about CVE-2022-25878, a vulnerability related to Prototype Pollution in the package protobufjs before version 6.11.3.
Understanding CVE-2022-25878
CVE-2022-25878 is a critical security vulnerability in the package protobufjs, affecting versions prior to 6.11.3. It allows an attacker to manipulate properties of the Object.prototype through various means.
What is CVE-2022-25878?
The vulnerability arises from inadequate input validation in util.setProperty or ReflectionObject.setParsedOption functions, as well as from parsing or loading .proto files. This can lead to unauthorized modifications to the prototype of objects, enabling attackers to execute arbitrary code.
The Impact of CVE-2022-25878
With a base score of 8.2, CVE-2022-25878 has a high severity rating due to its potential for modification of object properties, leading to integrity compromises. The attack vector is through the network, with a proof-of-concept exploit code available.
Technical Details of CVE-2022-25878
Vulnerability Description
The vulnerability allows attackers to modify properties of Object.prototype, posing a significant risk of unauthorized code execution and data manipulation.
Affected Systems and Versions
Versions of protobufjs earlier than 6.11.3 are impacted by this vulnerability, making systems using these versions susceptible to exploitation.
Exploitation Mechanism
Exploitation occurs by providing malicious input to specific functions or through the parsing and loading of .proto files, enabling attackers to tamper with object properties.
Mitigation and Prevention
Immediate Steps to Take
Users are advised to update protobufjs to version 6.11.3 or above to mitigate the risk of exploitation. Additionally, input validation and secure coding practices can help prevent similar attacks.
Long-Term Security Practices
Implementing secure coding practices, regular security audits, and staying updated with security patches can enhance the overall security posture of software applications.
Patching and Updates
Keep software dependencies up to date, apply security patches promptly, and monitor for any security advisories related to protobufjs to prevent vulnerabilities like CVE-2022-25878.