CVE-2023-29408 : Security Advisory and Response
Learn about CVE-2023-29408 affecting golang.org/x/image/tiff library, allowing attackers to trigger resource exhaustion by decoding large compressed data. Find mitigation steps here.
A vulnerability has been identified in golang.org/x/image/tiff that allows an attacker to exploit the TIFF decoder, causing excessive resource consumption by decoding large amounts of compressed data. This can lead to memory and CPU exhaustion.
Understanding CVE-2023-29408
This vulnerability in the golang.org/x/image/tiff library can be exploited through a maliciously-crafted image to trigger resource consumption.
What is CVE-2023-29408?
The TIFF decoder in golang.org/x/image/tiff lacks limits on compressed tile data size, enabling an attacker to force the decoder to process large amounts of compressed data, resulting in excessive memory and CPU usage.
The Impact of CVE-2023-29408
The impact of this vulnerability is significant as it can be leveraged by threat actors to carry out denial-of-service attacks, leading to system instability and unavailability.
Technical Details of CVE-2023-29408
This section delves into the specifics of the vulnerability in golang.org/x/image/tiff.
Vulnerability Description
The flaw allows a crafted image to exploit the TIFF decoder, compelling it to process extensive compressed data, overwhelming system resources.
Affected Systems and Versions
The vulnerability affects golang.org/x/image/tiff versions prior to 0.10.0.
Exploitation Mechanism
By manipulating an image, attackers can trigger the decoder to process disproportionate compressed data, causing resource exhaustion.
Mitigation and Prevention
Discover the steps to mitigate the risks associated with CVE-2023-29408.
Immediate Steps to Take
Developers should update affected systems to versions equal to or greater than 0.10.0 to prevent exploitation of this vulnerability.
Long-Term Security Practices
Implement continuous monitoring of software dependencies and promptly apply security patches to prevent similar issues in the future.
Patching and Updates
Regularly check for security updates and apply patches provided by the golang.org/x/image/tiff library to address CVE-2023-29408.