{"id":59774,"date":"2025-07-31T10:15:42","date_gmt":"2025-07-31T10:15:42","guid":{"rendered":""},"modified":"2025-08-30T17:18:13","modified_gmt":"2025-08-30T23:18:13","slug":"cve-2025-25214-race-condition-vulnerability-in-wwbn-avideo-14-4-leading-to-arbitrary-code-execution","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-25214-race-condition-vulnerability-in-wwbn-avideo-14-4-leading-to-arbitrary-code-execution\/","title":{"rendered":"CVE-2025-25214: Race Condition Vulnerability in WWBN AVideo 14.4 Leading to Arbitrary Code Execution<\/strong>"},"content":{"rendered":"

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

This blog post serves to inform and educate about the critical vulnerability identified as CVE-2025-25214 in WWBN AVideo 14.4 and the dev master commit 8a8954ff. This vulnerability stems from a race condition in the aVideoEncoder.json.php unzip functionality, which can be exploited to execute arbitrary code. As a cybersecurity threat, this vulnerability poses a significant risk to organizations that utilize WWBN AVideo 14.4, potentially leading to system<\/a> compromise or data leakage.
\nThis vulnerability matters because of the potential for malicious actors to take control of systems<\/a>, access sensitive information, or disrupt services. Given the severity of this vulnerability<\/a>, it is crucial for organizations to promptly apply available patches or implement temporary mitigation measures to minimize the risk of exploitation.<\/p>\n

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

CVE ID: CVE-2025-25214
\nSeverity: High (8.8 CVSS Score)
\nAttack Vector: Network
\nPrivileges Required: Low
\nUser Interaction: None
\nImpact: Potential system<\/a> compromise or data leakage<\/p>\n

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

Product | Affected Versions<\/p>\n

WWBN AVideo<\/a> | 14.4 and dev master commit 8a8954ff<\/p>\n

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

The exploit takes advantage of a race condition<\/a> in the aVideoEncoder.json.php unzip functionality. A race condition<\/a> is a state where the system’s behavior is dependent on the sequence or timing of events that are uncontrollable by the system. In this case, a series of specially crafted HTTP requests can exploit this race condition to execute arbitrary code<\/a>.
\nThe attacker sends several HTTP requests to the vulnerable<\/a> endpoint. The timing and sequence of these requests trigger the race condition, allowing the attacker to manipulate the process and execute malicious code<\/a>.<\/p>\n

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

Here is a conceptual example of how the vulnerability might be exploited. This sample HTTP request is designed to trigger the race condition and execute arbitrary<\/a> code:<\/p>\n

POST \/AVideoEncoder.json.php\/unzip HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ \"malicious_payload\": \"arbitrary_code_here\" }<\/code><\/pre>\n
Note: This example is purely conceptual and may not represent an actual exploit. It is for educational purposes only and should not be used for malicious activities.<\/p>\n
Mitigation Guidance<\/strong><\/p>\n
The best way to mitigate this vulnerability is to apply the vendor patch as soon as it becomes available. In the meantime, utilizing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation measure, helping to monitor and block potential malicious traffic aiming to exploit the vulnerability<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview This blog post serves to inform and educate about the critical vulnerability identified as CVE-2025-25214 in WWBN AVideo 14.4 and the dev master commit 8a8954ff. This vulnerability stems from a race condition in the aVideoEncoder.json.php unzip functionality, which can be exploited to execute arbitrary code. As a cybersecurity threat, this vulnerability poses a significant […]<\/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":[80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59774","post","type-post","status-publish","format-standard","hentry","category-uncategorized","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