CVE-2021-26025 : What You Need to Know
Discover details about CVE-2021-26025, a critical User Mode Write Access Violation vulnerability in ACDSee Professional 2021 14.0 1721, allowing remote attackers to execute malicious code.
A User Mode Write Access Violation vulnerability has been identified in ACDSee Professional 2021 14.0 1721, specifically in the PlugIns\IDE_ACDStd.apl component. An attacker can exploit this issue via a crafted BMP image leading to potential security risks.
Understanding CVE-2021-26025
This section will delve into the specifics of the CVE-2021-26025 vulnerability.
What is CVE-2021-26025?
The vulnerability lies in the PlugIns\IDE_ACDStd.apl component of ACDSee Professional 2021 14.0 1721. An attacker can trigger a User Mode Write Access Violation by utilizing a specially crafted BMP image.
The Impact of CVE-2021-26025
The security flaw could allow threat actors to execute arbitrary code or cause a denial of service (DoS) condition on the targeted system, posing a significant risk to data confidentiality and system integrity.
Technical Details of CVE-2021-26025
In this section, we will explore the technical aspects of CVE-2021-26025.
Vulnerability Description
The vulnerability originates in the IDE_ACDStd!zlibVersion function within the PlugIns\IDE_ACDStd.apl module, triggered by certain malformed BMP images.
Affected Systems and Versions
ACDSee Professional 2021 version 14.0 Build 1721 is confirmed to be impacted by this vulnerability.
Exploitation Mechanism
By enticing a user to open a specially crafted BMP image using ACDSee Professional 2021, an attacker can exploit this flaw to achieve unauthorized write access.
Mitigation and Prevention
This section covers the steps to mitigate and prevent the CVE-2021-26025 vulnerability.
Immediate Steps to Take
Users are advised to avoid opening untrusted or suspicious BMP image files in ACDSee Professional 2021 until a patch is made available.
Long-Term Security Practices
Practicing cautious file handling and ensuring timely software updates can significantly reduce the likelihood of successful exploitation.
Patching and Updates
Monitor official sources for security advisories and apply patches or updates provided by the vendor to address the CVE-2021-26025 vulnerability.