CVE-2017-17216 Explained : Impact and Mitigation
Learn about CVE-2017-17216, a Huawei vulnerability in Media Gateway Control Protocol (MGCP) affecting DP300, RP200, TE30, TE40, TE50, TE60. Find out the impact, affected systems, and mitigation steps.
A vulnerability in the Media Gateway Control Protocol (MGCP) implementation in Huawei products allows an attacker to create malicious packets, potentially leading to a process reboot.
Understanding CVE-2017-17216
This CVE involves an out-of-bounds read vulnerability in various Huawei products.
What is CVE-2017-17216?
The vulnerability in the MGCP implementation of Huawei products enables an attacker to exploit specific parameters in crafted packets, potentially causing a process reboot due to insufficient validation.
The Impact of CVE-2017-17216
The vulnerability could be exploited by an unauthenticated attacker to disrupt the affected systems, leading to a denial of service condition or unauthorized access.
Technical Details of CVE-2017-17216
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability lies in the MGCP implementation of Huawei products, allowing attackers to create malicious packets with specific parameters that can trigger a process reboot.
Affected Systems and Versions
- Affected Products: DP300, RP200, TE30, TE40, TE50, TE60
- Vulnerable Versions: DP300 V500R002C00, RP200 V500R002C00SPC200, V600R006C00, TE30 V100R001C10, V500R002C00, TE40 V500R002C00, TE50 V500R002C00, TE60 V100R001C10
Exploitation Mechanism
- Attackers craft malformed packets with specific parameters to exploit the vulnerability in the MGCP implementation of the affected Huawei products.
Mitigation and Prevention
Steps to address and prevent the CVE.
Immediate Steps to Take
- Apply vendor-provided patches and updates promptly to mitigate the vulnerability.
- Implement network segmentation to limit the impact of potential attacks.
Long-Term Security Practices
- Regularly monitor and update security measures to protect against evolving threats.
- Conduct security assessments and penetration testing to identify and address vulnerabilities.
Patching and Updates
- Regularly check for security advisories from Huawei and apply patches as soon as they are available to ensure system security.