CVE-2017-16026 Explained : Impact and Mitigation

Request is an http client tool that encountered a vulnerability related to the

multipart

option, affecting versions between 2.2.6 and 2.47.0, as well as versions between 2.51.0 and 2.67.0.

Understanding CVE-2017-16026

This CVE involves an information exposure vulnerability through sent data in the Request node module.

What is CVE-2017-16026?

The Request tool functions as an http client. When making a request with the

multipart

option, if the body type is specified as a

number

, the body will contain a specific number of non-zero memory. This behavior is applicable for Request versions that fall between 2.2.6 (inclusive) and 2.47.0 (exclusive), or between 2.51.0 (inclusive) and 2.67.0 (inclusive).

The Impact of CVE-2017-16026

The vulnerability could lead to information exposure through sent data, potentially compromising sensitive information.

Technical Details of CVE-2017-16026

The technical aspects of the CVE provide insight into the vulnerability and its implications.

Vulnerability Description

The vulnerability allows for the exposure of sensitive data through the transmission of information.

Affected Systems and Versions

Product: Request node module
Vendor: HackerOne
Versions Affected: >=2.2.6 <2.47.0 || >2.51.0 <=2.67.0

Exploitation Mechanism

Exploiting this vulnerability involves manipulating the

multipart

option with a specified body type as a

number

to access non-zero memory.

Mitigation and Prevention

Addressing and preventing the CVE is crucial to maintaining system security.

Immediate Steps to Take

Update the Request module to a secure version that addresses the vulnerability.
Implement input validation to prevent malicious data injection.

Long-Term Security Practices

Regularly monitor and update dependencies to ensure the latest security patches are applied.
Conduct security audits and penetration testing to identify and mitigate vulnerabilities.

Patching and Updates

Apply patches provided by the vendor promptly to fix the vulnerability and enhance system security.