{"id":86298,"date":"2026-01-16T06:48:38","date_gmt":"2026-01-16T06:48:38","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T00:00:00","slug":"cve-2025-32402-critical-out-of-bounds-write-vulnerability-in-rt-labs-p-net-v1-0-1","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-32402-critical-out-of-bounds-write-vulnerability-in-rt-labs-p-net-v1-0-1\/","title":{"rendered":"CVE-2025-32402: Critical Out-of-bounds Write Vulnerability in RT-Labs P-Net v1.0.1<\/strong>"},"content":{"rendered":"

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

The CVE-2025-32402 vulnerability represents a critical security flaw identified in RT-Labs P-Net version 1.0.1 or earlier. This vulnerability, an Out-of-bounds Write, could potentially allow an attacker to induce a crash in IO devices that employ the P-Net library. Such a breach could have severe consequences, leading to system compromise or data leakage, making it a significant concern for users of the affected versions of P-Net.<\/p>\n

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

CVE ID: CVE-2025-32402
\nSeverity: High (CVSS: 7.5)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: System crash, potential system compromise or data leakage<\/p>\n

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

Product | Affected Versions<\/p>\n

RT-Labs P-Net | 1.0.1 and earlier<\/p>\n

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

The exploit takes advantage of an Out-of-bounds Write vulnerability in the RT-Labs P-Net software. A malicious actor can send specifically crafted RPC packets, causing an overflow in the memory buffer of the software. This overflow can lead to unexpected behaviour, including system crashes, data corruption, or potentially even allowing the attacker to execute arbitrary code.<\/p>\n

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

Below is a conceptual example of a malicious RPC packet that could exploit this vulnerability:<\/p>\n

POST \/rpc\/p-net HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-rpc\n{\n\"method\": \"malicious.method\",\n\"params\": [\"A\"*5000],  \/\/ Buffer overflow\n\"id\": 1\n}<\/code><\/pre>\n
In this example, the `params` array is filled with a string that is longer than the buffer can handle (`”A”*5000`), causing an overflow.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The CVE-2025-32402 vulnerability represents a critical security flaw identified in RT-Labs P-Net version 1.0.1 or earlier. This vulnerability, an Out-of-bounds Write, could potentially allow an attacker to induce a crash in IO devices that employ the P-Net library. Such a breach could have severe consequences, leading to system compromise or data leakage, making it […]<\/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":[],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-86298","post","type-post","status-publish","format-standard","hentry"],"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