{"id":63975,"date":"2025-08-11T09:47:26","date_gmt":"2025-08-11T09:47:26","guid":{"rendered":""},"modified":"2025-11-01T23:20:21","modified_gmt":"2025-11-02T05:20:21","slug":"cve-2023-28906-command-injection-vulnerability-in-mib3-infotainment","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2023-28906-command-injection-vulnerability-in-mib3-infotainment\/","title":{"rendered":"CVE-2023-28906: Command Injection Vulnerability in MIB3 Infotainment<\/strong>"},"content":{"rendered":"

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

The cybersecurity landscape is an ever-evolving battlefield where security experts and cybercriminals are continually pitted against each other. In this scenario, a newly discovered vulnerability, CVE-2023-28906, gives us a perfect example of this struggle.
\nThis vulnerability affects the MIB3 infotainment system, notably found in the Skoda Superb III car, and allows for a command injection that could enable an attacker to escalate privileges<\/a> and obtain administrative access. This vulnerability has significant implications as it could potentially lead<\/a> to system compromise and data leakage, defining the importance of understanding and mitigating such vulnerabilities.<\/p>\n

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

CVE ID: CVE-2023-28906
\nSeverity: High (7.8 CVSS)
\nAttack Vector: Network
\nPrivileges Required: User
\nUser Interaction: Required
\nImpact: System compromise<\/a>, potential data leakage<\/p>\n

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

Product | Affected Versions<\/p>\n

Skoda Superb III MIB3 infotainment<\/a> | 3V0035820<\/p>\n

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

The vulnerability lies in the networking service of the MIB3<\/a> infotainment system. An attacker who has already gained user-level access to the system can escalate privileges using this vulnerability<\/a>. This is done by injecting malicious commands<\/a> into the system, which then get executed with administrative privileges.
\nThis privilege escalation<\/a> can grant the attacker comprehensive control over the system, potentially leading to a complete system compromise or data leakage. The attacker could manipulate the system’s functionalities, access sensitive data<\/a>, or even introduce additional malicious software.<\/p>\n

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

Here’s a
\nconceptual<\/strong>
\n example of how the vulnerability might be exploited. In this case, the attacker injects a malicious command via<\/a> the network service:<\/p>\n

$ echo 'command_to_execute_with_admin_privileges' > \/dev\/networkservice\/input<\/code><\/pre>\n
In this hypothetical scenario, the file ‘\/dev\/networkservice\/input’ is part of the infotainment system’s networking service where the command injection vulnerability<\/a> resides. The attacker uses the echo command to write a malicious command to this file, which then gets executed with administrative privileges due to the vulnerability<\/a>. Please note that this is a conceptual example, and the actual process may differ based on the attacker’s method and target.<\/p>\n
Mitigation and Prevention<\/strong><\/p>\n
To mitigate this vulnerability, users are advised to apply the vendor patch as soon as possible. If the patch is not yet available or cannot be applied immediately, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation.
\nThese measures can help detect and block malicious commands or activities related to this vulnerability<\/a>, thus reducing the risk of exploitation. However, they are not a long-term solution and cannot completely eliminate the risk. Therefore, applying the vendor patch remains the most effective way to secure the system from this vulnerability<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The cybersecurity landscape is an ever-evolving battlefield where security experts and cybercriminals are continually pitted against each other. In this scenario, a newly discovered vulnerability, CVE-2023-28906, gives us a perfect example of this struggle. This vulnerability affects the MIB3 infotainment system, notably found in the Skoda Superb III car, and allows for a command […]<\/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":[78,76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-63975","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-injection","attack_vector-privilege-escalation"],"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