CVE-2019-1010142 : Vulnerability Insights and Analysis
Learn about CVE-2019-1010142, a Denial of Service vulnerability in scapy version 2.4.0. Understand the impact, affected systems, exploitation methods, and mitigation steps to secure your network.
scapy version 2.4.0 has a Denial of Service vulnerability that can lead to an infinite loop, excessive resource usage, and unresponsiveness. The vulnerability affects the _RADIUSAttrPacketListField.getfield(self..) function and can be exploited over the network or using a pcap file.
Understanding CVE-2019-1010142
This CVE involves a Denial of Service vulnerability in scapy version 2.4.0.
What is CVE-2019-1010142?
CVE-2019-1010142 is a vulnerability in scapy 2.4.0 that allows for a Denial of Service attack, potentially causing the program to hang or become unresponsive.
The Impact of CVE-2019-1010142
The vulnerability in scapy 2.4.0 can result in an infinite loop, excessive resource consumption, and program unresponsiveness. The affected component is the _RADIUSAttrPacketListField.getfield(self..) function. The attack vector can be over the network or through a pcap file.
Technical Details of CVE-2019-1010142
This section provides technical details of the vulnerability.
Vulnerability Description
The vulnerability in scapy version 2.4.0 allows for a Denial of Service attack, potentially leading to an infinite loop, excessive resource usage, and program unresponsiveness.
Affected Systems and Versions
- Product: scapy
- Vendor: SecDev
- Version: 2.4.0
Exploitation Mechanism
The vulnerability can be exploited over the network or by using a pcap file. Both methods have been proven effective.
Mitigation and Prevention
Protecting systems from the CVE-2019-1010142 vulnerability is crucial.
Immediate Steps to Take
- Update scapy to a non-vulnerable version if available.
- Implement network-level controls to filter out potentially malicious traffic.
- Monitor network traffic for any signs of exploitation.
Long-Term Security Practices
- Regularly update software and apply patches promptly.
- Conduct security assessments and penetration testing to identify vulnerabilities.
- Educate users and administrators about safe network practices.
Patching and Updates
- Stay informed about security advisories from SecDev and other relevant sources.
- Apply patches and updates provided by the vendor to address the vulnerability.