{"id":59343,"date":"2025-07-13T03:51:01","date_gmt":"2025-07-13T03:51:01","guid":{"rendered":""},"modified":"2025-09-28T15:47:06","modified_gmt":"2025-09-28T21:47:06","slug":"cve-2025-47751-critical-out-of-bounds-write-vulnerability-in-v-sft-software","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-47751-critical-out-of-bounds-write-vulnerability-in-v-sft-software\/","title":{"rendered":"CVE-2025-47751: Critical Out-of-Bounds Write Vulnerability in V-SFT Software<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

This blog post is devoted to a newly discovered vulnerability, CVE-2025-47751, that affects versions 6.2.5.0 and earlier of V-SFT software. This vulnerability is a critical security flaw that can lead to significant damage, including system crashes, information disclosure, and arbitrary code execution. As a critical part of many businesses<\/a>‘ operational infrastructure, V-SFT software is a prime target for cybercriminals. Its exploitation can expose sensitive information and disrupt operations, making this vulnerability a significant concern that demands immediate attention and action<\/a>.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-47751
\nSeverity: High (7.8 CVSS Score)
\nAttack Vector: Local Network
\nPrivileges Required: Low
\nUser Interaction: Required
\nImpact: Potential system<\/a> compromise and data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

V-SFT | v6.2.5.0<\/a> and earlier<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The CVE-2025-47751 vulnerability stems from an out-of-bounds write<\/a> issue in the VS6EditData!CDataRomErrorCheck::MacroCommandCheck function of V-SFT software. An attacker can exploit this vulnerability by engineering a specially crafted V7 or V8 file<\/a> that, when opened, triggers the out-of-bounds write, leading to system crashes, information disclosure, and arbitrary code execution. This vulnerability can be exploited by anyone with network access<\/a> and does not require high-level privileges, making it a significant threat.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

The following is a conceptual example of how the vulnerability might be exploited. This pseudo-code demonstrates the creation and sending of a malicious V7 or V8 file to the vulnerable<\/a> system:<\/p>\n

# Create a malicious V7 or V8 file\necho \"malicious_code\" > exploit.v7\n# Send this file to the target system\nscp exploit.v7 target_system:\/path\/to\/vulnerable\/directory<\/code><\/pre>\n
Please note that the above example is simply illustrative and does not represent the actual code used to exploit this vulnerability<\/a>.<\/p>\n
Mitigation Guidance<\/strong><\/p>\n
Users of affected V-SFT<\/a> versions are strongly recommended to apply the vendor-provided patch as soon as possible to mitigate this vulnerability. If immediate patching is not possible, users are advised to use Web Application Firewalls (WAF) or Intrusion Detection Systems (IDS) as temporary mitigation measures while preparing for patch application. Regularly updating and patching software is critical to protect your systems from such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview This blog post is devoted to a newly discovered vulnerability, CVE-2025-47751, that affects versions 6.2.5.0 and earlier of V-SFT software. This vulnerability is a critical security flaw that can lead to significant damage, including system crashes, information disclosure, and arbitrary code execution. As a critical part of many businesses‘ operational infrastructure, V-SFT software is […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[86,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59343","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow","attack_vector-rce"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t