CVE-2017-16819 : Exploit Details and Defense Strategies

The Icon Time Systems RTC-1000 v2.5.7458 and earlier time clock is susceptible to a stored cross-site scripting (XSS) vulnerability, allowing attackers to inject malicious JavaScript code.

Understanding CVE-2017-16819

This CVE involves a security issue in the Icon Time Systems RTC-1000 time clock that could lead to session hijacking and potential privilege escalation.

What is CVE-2017-16819?

A stored cross-site scripting vulnerability in the RTC-1000 time clock enables remote attackers to insert custom JavaScript into the nameFirst field, affecting various pages utilizing this data.

The Impact of CVE-2017-16819

Exploiting this vulnerability could result in session hijacking and potentially elevate attacker privileges, posing a significant security risk.

Technical Details of CVE-2017-16819

The following technical aspects are associated with this CVE:

Vulnerability Description

Attackers can inject JavaScript into the nameFirst field on the employee details page.

Affected Systems and Versions

Icon Time Systems RTC-1000 v2.5.7458 and earlier versions are vulnerable.

Exploitation Mechanism

Malicious JavaScript injected into the nameFirst field can be displayed on multiple pages, leading to session hijacking and potential privilege escalation.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks posed by CVE-2017-16819.

Immediate Steps to Take

Disable any unnecessary features or services on the affected system.
Regularly monitor and review employee details for any suspicious entries.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Educate employees on safe browsing habits and the importance of data validation.

Patching and Updates

Apply patches and updates provided by Icon Time Systems to address the XSS vulnerability in the RTC-1000 time clock.