CVE-2012-2028 in Photoshop
Summary
by MITRE
Buffer overflow in Adobe Photoshop before CS6 allows remote attackers to execute arbitrary code via a crafted TIFF (aka .TIF) file.
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Analysis
by VulDB Data Team • 03/24/2021
The vulnerability identified as CVE-2012-2028 represents a critical buffer overflow flaw within Adobe Photoshop software versions prior to CS6. This security weakness specifically affects the application's handling of TIFF image files, creating a remote code execution vector that adversaries can exploit to gain unauthorized system control. The vulnerability stems from insufficient input validation and memory management within the image parsing routines that process TIFF file structures. Attackers can craft malicious TIFF files that, when opened by an affected Photoshop version, trigger the buffer overflow condition during image rendering or processing operations. The flaw manifests when the application attempts to read or parse malformed TIFF metadata or image data that exceeds predetermined buffer boundaries, leading to memory corruption that can be leveraged for arbitrary code execution.
The technical implementation of this vulnerability aligns with CWE-121, which categorizes buffer overflow conditions where insufficient boundary checking allows memory access beyond allocated buffers. This particular flaw demonstrates how image processing applications can become attack vectors when they fail to properly validate file formats and their constituent data structures. The buffer overflow occurs during TIFF file parsing operations, specifically when Photoshop attempts to handle compressed image data or complex metadata structures within the TIFF format. The vulnerability's remote exploitation capability means that attackers can deliver malicious TIFF files through various attack vectors including email attachments, web downloads, or compromised websites without requiring local system access. The exploitation process typically involves crafting a TIFF file with specially constructed data that causes the application to write beyond allocated memory boundaries, potentially allowing attackers to overwrite critical program execution data or inject malicious code into the application's memory space.
The operational impact of CVE-2012-2028 extends beyond simple remote code execution to encompass significant risks for enterprise environments and individual users alike. Organizations utilizing older Adobe Photoshop versions face substantial exposure since the vulnerability affects a widely used image editing application that processes numerous file formats across different operating systems. The remote nature of the exploit means that successful attacks can occur without user interaction beyond opening the malicious file, making it particularly dangerous for environments where users regularly handle external image files. This vulnerability can be exploited in targeted attacks against creative professionals, graphic designers, and organizations that rely heavily on image processing workflows. The potential for privilege escalation exists when the application executes with elevated permissions, and the vulnerability can be leveraged as part of broader attack chains within enterprise networks. Additionally, the widespread use of Photoshop across various industries including media, advertising, and publishing creates a substantial attack surface for threat actors seeking to compromise these environments.
Mitigation strategies for CVE-2012-2028 primarily focus on immediate software updates and operational security measures. Adobe released patches and updates for Photoshop CS6 and later versions that address the buffer overflow condition through improved input validation and memory management. Organizations should prioritize immediate deployment of these security updates across all affected systems and implement robust patch management processes to prevent similar vulnerabilities from remaining unaddressed. Network security controls including email filtering, web proxies, and file type restrictions can help prevent the delivery of malicious TIFF files to end users. Security monitoring should include detection of suspicious file operations and unusual application behavior that might indicate exploitation attempts. The vulnerability also underscores the importance of principle of least privilege and application sandboxing, where Photoshop applications could be restricted from accessing sensitive system resources. Organizations should consider implementing automated vulnerability scanning tools to identify systems running unpatched versions of Adobe Photoshop and other software with similar image processing capabilities. Compliance with industry standards such as those outlined in the ATT&CK framework emphasizes the need for defensive measures against file format vulnerabilities that can lead to arbitrary code execution in widely used productivity applications.