CVE-2021-26026 Explained : Impact and Mitigation
Learn about CVE-2021-26026, a vulnerability in ACDSee Professional 2021 14.0 1721 that could allow attackers to trigger a User Mode Write Access Violation via a crafted BMP image. Discover impact, technical details, and mitigation steps.
A vulnerability in ACDSee Professional 2021 14.0 1721 could allow an attacker to trigger a User Mode Write Access Violation via a specially crafted BMP image.
Understanding CVE-2021-26026
This CVE identifies a specific flaw in ACDSee Professional 2021 software that could lead to a security issue when processing a certain type of image file.
What is CVE-2021-26026?
The vulnerability, located in PlugIns\IDE_ACDStd.apl within the ACDSee Professional 2021 software, can be exploited by an attacker to cause a User Mode Write Access Violation.
The Impact of CVE-2021-26026
An attacker exploiting this vulnerability could potentially execute arbitrary code or crash the application, resulting in a denial-of-service condition.
Technical Details of CVE-2021-26026
This section outlines the specific technical aspects of the CVE, including the vulnerability description, affected systems and versions, and the exploitation mechanism.
Vulnerability Description
The flaw arises from a User Mode Write Access Violation triggered by a crafted BMP image, specifically starting at IDE_ACDStd!JPEGTransW+0x000000000000c7f4.
Affected Systems and Versions
ACDSee Professional 2021 version 14.0 1721 is confirmed to be impacted by this vulnerability.
Exploitation Mechanism
An attacker can exploit the vulnerability by crafting a malicious BMP image that triggers the User Mode Write Access Violation in the IDE_ACDStd.apl component.
Mitigation and Prevention
To safeguard systems from potential exploitation of CVE-2021-26026, users are advised to take immediate actions and adopt long-term security measures.
Immediate Steps to Take
Users should refrain from opening untrusted BMP image files, especially within the ACDSee Professional 2021 software, until a patch is available.
Long-Term Security Practices
Implementing robust security protocols, staying updated on patches, and utilizing antivirus software can enhance overall system security.
Patching and Updates
Stay informed about vendor-released patches and updates for ACDSee Professional 2021 to address and mitigate the CVE-2021-26026 vulnerability.