CVE-2021-46389 : Exploit Details and Defense Strategies

IIPImage High Resolution Streaming Image Server prior to commit 882925b295a80ec992063deffc2a3b0d803c3195 is affected by an integer overflow in iipsrv.fcgi through malformed HTTP query parameters.

Understanding CVE-2021-46389

This CVE pertains to an integer overflow vulnerability in IIPImage High Resolution Streaming Image Server.

What is CVE-2021-46389?

The CVE-2021-46389 vulnerability involves an integer overflow in iipsrv.fcgi caused by malformed HTTP query parameters in the IIPImage Server.

The Impact of CVE-2021-46389

An attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service (DoS) condition.

Technical Details of CVE-2021-46389

This section provides technical details about the CVE in question.

Vulnerability Description

The vulnerability arises from an integer overflow in iipsrv.fcgi due to improper handling of HTTP query parameters, leading to a security risk in the IIPImage High Resolution Streaming Image Server.

Affected Systems and Versions

Product: IIPImage High Resolution Streaming Image Server
Version: Prior to commit 882925b295a80ec992063deffc2a3b0d803c3195

Exploitation Mechanism

Attackers exploit the integer overflow by sending specifically crafted HTTP query parameters to the iipsrv.fcgi component, triggering the vulnerability.

Mitigation and Prevention

Steps to mitigate the CVE-2021-46389 vulnerability are crucial for system security.

Immediate Steps to Take

Apply the latest updates and patches provided by the vendor.
Implement strong input validation mechanisms to prevent malformed HTTP queries.

Long-Term Security Practices

Regularly monitor and audit server logs for any suspicious activities.
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Ensure that the IIPImage High Resolution Streaming Image Server is updated to commit 882925b295a80ec992063deffc2a3b0d803c3195 or a later version.