CVE-2023-26130 : What You Need to Know

This CVE, assigned by Snyk, was published on May 30, 2023. It involves a vulnerability in versions of the package yhirose/cpp-httplib before 0.12.4 that allows for CRLF Injection when untrusted user input is used to set the content-type header in HTTP requests. This can result in logical errors and other misbehavior.

Understanding CVE-2023-26130

This section delves into the specifics of CVE-2023-26130, outlining what it entails and its potential impact.

What is CVE-2023-26130?

CVE-2023-26130 involves CRLF Injection in the yhirose/cpp-httplib package, specifically affecting versions prior to 0.12.4. The vulnerability arises when untrusted user input is utilized to set the content-type header in certain types of HTTP requests, leading to possible misbehavior.

The Impact of CVE-2023-26130

The impact of this vulnerability can be severe, as it allows for the injection of unwanted characters into the HTTP header. This can potentially result in logical errors and other unintended consequences, compromising the integrity of the affected systems.

Technical Details of CVE-2023-26130

In this section, we will explore the technical aspects of CVE-2023-26130, including the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in CVE-2023-26130 allows for CRLF Injection in the package yhirose/cpp-httplib before version 0.12.4. This occurs when untrusted user input is improperly handled, enabling the manipulation of the content-type header in certain HTTP requests.

Affected Systems and Versions

The affected system in this CVE is yhirose/cpp-httplib, with versions prior to 0.12.4 being vulnerable to the CRLF Injection issue. Users of these versions are at risk of exploitation if untrusted user input is utilized to set the content-type header in specific HTTP requests.

Exploitation Mechanism

Exploiting CVE-2023-26130 involves leveraging untrusted user input to manipulate the content-type header in HTTP requests within the affected versions of the yhirose/cpp-httplib package. By injecting malicious characters using this method, threat actors can cause logical errors and other undesired behaviors.

Mitigation and Prevention

To address CVE-2023-26130, it is crucial to implement immediate steps for mitigation and adopt long-term security practices. Additionally, applying patches and updates is essential to remediate the vulnerability effectively.

Immediate Steps to Take

Users should refrain from utilizing untrusted user input to set the content-type header in HTTP requests until the package is updated to version 0.12.4 or higher. Additionally, monitoring for any signs of exploitation or unusual behavior is recommended.

Long-Term Security Practices

In the long term, it is advisable to enhance input validation mechanisms to prevent CRLF Injection vulnerabilities. Employing secure coding practices and conducting regular security audits can help in identifying and addressing such issues proactively.

Patching and Updates

To safeguard against CVE-2023-26130, users are advised to update the yhirose/cpp-httplib package to version 0.12.4 or above. Ensuring timely application of security patches and staying informed about security advisories can help mitigate the risks associated with such vulnerabilities.