CVE-2019-15259 : Exploit Details and Defense Strategies
Learn about CVE-2019-15259, a vulnerability in Cisco Unified Contact Center Express software that allows HTTP response splitting attacks. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A vulnerability in Cisco Unified Contact Center Express (UCCX) software could allow an unauthorized attacker to conduct an HTTP response splitting attack. This weakness stems from inadequate validation of input parameters, potentially leading to various exploits.
Understanding CVE-2019-15259
This CVE identifies a security flaw in Cisco Unified Contact Center Express that could be exploited by attackers to execute malicious activities.
What is CVE-2019-15259?
The vulnerability in Cisco UCCX software allows attackers to carry out an HTTP response splitting attack by manipulating input parameters sent to the system's web server.
The Impact of CVE-2019-15259
If successfully exploited, attackers could execute cross-site scripting attacks, web cache poisoning, access sensitive information through users' browsers, and perform other malicious activities.
Technical Details of CVE-2019-15259
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
The vulnerability arises from insufficient validation of input parameters passed to the affected system's web server, enabling attackers to manipulate the system through crafted requests.
Affected Systems and Versions
- Product: Cisco Unified Contact Center Express
- Vendor: Cisco
- Versions: Unspecified
Exploitation Mechanism
Attackers can exploit this vulnerability by tricking users into clicking malicious links or intercepting user requests on affected devices, allowing them to execute various attacks.
Mitigation and Prevention
Protecting systems from CVE-2019-15259 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Cisco promptly.
- Educate users about phishing attacks and suspicious links.
- Monitor network traffic for any signs of exploitation.
Long-Term Security Practices
- Regularly update and patch software to address vulnerabilities.
- Implement network segmentation to limit the impact of potential attacks.
- Conduct security training for employees to enhance awareness.
Patching and Updates
Cisco may release patches to address the vulnerability. Ensure timely installation of these patches to mitigate the risk of exploitation.