CVE-2025-47753 in V-SFT
Summary
by MITRE • 05/19/2025
V-SFT v6.2.5.0 and earlier contains an issue with out-of-bounds read in VS6EditData!CDrawSLine::GetRectArea function. Opening specially crafted V7 or V8 files may lead to crash, information disclosure, and arbitrary code execution.
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Analysis
by VulDB Data Team • 05/19/2025
The vulnerability identified as CVE-2025-47753 resides within V-SFT version 6.2.5.0 and earlier, specifically within the VS6EditData!CDrawSLine::GetRectArea function. This issue represents a critical out-of-bounds read condition that can be exploited through the manipulation of specially crafted V7 or V8 file formats. The flaw manifests when the application processes these maliciously constructed files, leading to unpredictable behavior that can compromise system integrity and user security.
The technical implementation of this vulnerability stems from inadequate input validation and memory access controls within the drawing line processing component of the software. When the CDrawSLine::GetRectArea function attempts to calculate rectangular areas for line drawing operations, it fails to properly bounds-check array indices or buffer limits. This oversight allows an attacker to craft file structures that cause the application to read memory locations beyond the allocated buffer boundaries, resulting in memory corruption and potential execution flow manipulation.
From an operational standpoint, this vulnerability presents a severe risk to users who may encounter or open maliciously crafted V7 or V8 files. The potential impacts include system crashes that can disrupt normal operations, information disclosure through memory leaks that expose sensitive data, and arbitrary code execution that could allow attackers to gain full control over affected systems. The vulnerability is particularly concerning because it can be triggered through routine file opening operations, making it difficult for users to protect themselves without software updates or patches.
The exploitability of CVE-2025-47753 aligns with common attack patterns documented in the attack framework, particularly those involving file format vulnerabilities and memory corruption exploits. This issue can be classified under CWE-129, which addresses insufficient input validation, and CWE-125, which covers out-of-bounds read conditions. The vulnerability demonstrates characteristics consistent with attack techniques described in the MITRE ATT&CK framework, specifically within the execution and privilege escalation domains where memory corruption vulnerabilities are commonly leveraged to achieve unauthorized system access.
Organizations and users should prioritize immediate remediation by upgrading to V-SFT versions that address this vulnerability through proper bounds checking implementation and input validation controls. System administrators should also implement file validation procedures and restrict access to potentially malicious file types until official patches are deployed. Additionally, network segmentation and monitoring solutions should be enhanced to detect suspicious file access patterns that may indicate exploitation attempts targeting this specific vulnerability.