{"id":86865,"date":"2026-04-04T07:11:53","date_gmt":"2026-04-04T07:11:53","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T00:00:00","slug":"cve-2025-55602-buffer-overflow-vulnerability-in-d-link-dir-619l-2-06b01","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-55602-buffer-overflow-vulnerability-in-d-link-dir-619l-2-06b01\/","title":{"rendered":"CVE-2025-55602: Buffer Overflow Vulnerability in D-Link DIR-619L 2.06B01<\/strong>"},"content":{"rendered":"

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

The CVE-2025-55602 vulnerability is a critical flaw found in D-Link DIR-619L 2.06B01. This vulnerability arises due to a Buffer Overflow in the formSysCmd function via the submit-url parameter. This flaw, if exploited by an attacker, could lead to system compromise or data leakage. The vulnerability is of significant concern to all users of D-Link DIR-619L 2.06B01 and needs immediate attention.<\/p>\n

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

CVE ID: CVE-2025-55602
\nSeverity: High (7.5)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: System compromise or data leakage<\/p>\n

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

Product | Affected Versions<\/p>\n

D-Link DIR-619L | 2.06B01<\/p>\n

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

The flaw resides in the formSysCmd function within the D-Link DIR-619L 2.06B01. An attacker can exploit this vulnerability by injecting a malicious payload into the submit-url parameter. This parameter does not validate or sanitize input properly, leading to a buffer overflow condition. This overflow can enable the attacker to execute arbitrary code or crash the system, potentially compromising the system or leading to data leakage.<\/p>\n

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

Below is a conceptual example of how this vulnerability might be exploited:<\/p>\n

POST \/submit-url HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\ncmd=<\/code><\/pre>\n
In the above example, `` represents the arbitrary code an attacker might use to trigger the buffer overflow vulnerability.<\/p>\n
Mitigation<\/strong><\/p>\n
Users are advised to apply the vendor patch as soon as it is available. In the meantime, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as temporary mitigation to detect and prevent exploitation of this vulnerability. Regular updating and patching of systems is crucial for maintaining security.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The CVE-2025-55602 vulnerability is a critical flaw found in D-Link DIR-619L 2.06B01. This vulnerability arises due to a Buffer Overflow in the formSysCmd function via the submit-url parameter. This flaw, if exploited by an attacker, could lead to system compromise or data leakage. The vulnerability is of significant concern to all users of D-Link […]<\/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-86865","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