CVE-2023-28809 : Exploit Details and Defense Strategies

This CVE, assigned by hikvision, involves vulnerability in some access control products that allows a session hijacking attack due to the product's failure to update the session ID after a user logs in. Attackers can exploit this vulnerability by requesting the session ID simultaneously with a valid user login and then gain unauthorized device operation permissions.

Understanding CVE-2023-28809

This section delves into what CVE-2023-28809 entails, its impact, technical details, affected systems, and mitigation strategies.

What is CVE-2023-28809?

CVE-2023-28809 refers to a session hijacking vulnerability in select hikvision access control products. The vulnerability arises from the product's inability to refresh the session ID following successful user authentication, making it susceptible to exploitation.

The Impact of CVE-2023-28809

The impact of this vulnerability is severe, with attackers being able to manipulate the session ID during a valid user login and subsequently obtain unauthorized device operation permissions. This could lead to unauthorized access, manipulation of access control systems, and compromise of security protocols.

Technical Details of CVE-2023-28809

Here are the technical specifics of CVE-2023-28809:

Vulnerability Description

The vulnerability allows for a session hijacking attack by not updating the session ID post-user authentication, enabling attackers to forge IP and session IDs to gain unauthorized device operation permissions.

Affected Systems and Versions

The following hikvision access control products and versions are impacted:

DS-K1T804AXX (V1.4.0_build221212)
DS-K1T341AXX (V3.2.30_build221223)
DS-K1T671XXX (V3.2.30_build221223)
DS-K1T343XXX (V3.14.0_build230117)
DS-K1T341C (V3.3.8_build230112)
DS-K1T320XXX (V3.5.0_build220706)

Exploitation Mechanism

Attackers need to request the session ID concurrently with a legitimate user's login to exploit the vulnerability. By forging the IP and session ID of an authenticated user, attackers can manipulate the session and gain unauthorized permissions.

Mitigation and Prevention

To address this vulnerability, consider the following mitigation and prevention measures:

Immediate Steps to Take

Update affected access control products to the latest firmware versions provided by hikvision.
Educate users about the risks of session hijacking and the importance of updating software promptly.

Long-Term Security Practices

Regularly monitor and audit system access logs for suspicious activities.
Implement multi-factor authentication to enhance access control security.

Patching and Updates

Stay informed about security advisories and updates from hikvision.
Apply patches and firmware updates promptly to ensure the security of access control products.