CVE-2019-5258 : Security Advisory and Response
Learn about CVE-2019-5258, a buffer overflow vulnerability in certain Huawei products like AP2000, IPS Module, and more. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Certain Huawei products such as AP2000, IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, S5700, SVN5600, SVN5800, SVN5800-C, SeMG9811, Secospace AntiDDoS8000, Secospace USG6300, Secospace USG6500, Secospace USG6600, USG6000V, and eSpace U1981 are affected by a buffer overflow vulnerability. An attacker with access to the board can exploit this vulnerability by sending manipulated messages or modifying inter-process message packets, potentially causing abnormal behavior due to insufficient message validation.
Understanding CVE-2019-5258
This CVE identifies a buffer overflow vulnerability in certain Huawei products that could be exploited by attackers.
What is CVE-2019-5258?
The vulnerability allows attackers to manipulate messages or packets to exploit a buffer overflow issue in Huawei products.
The Impact of CVE-2019-5258
The vulnerability could lead to abnormal behavior in affected boards due to insufficient message validation.
Technical Details of CVE-2019-5258
The following technical details provide more insight into the vulnerability.
Vulnerability Description
- The vulnerability is a buffer overflow issue in certain Huawei products.
Affected Systems and Versions
- Products affected include AP2000, IPS Module, NGFW Module, and more.
- Vulnerable versions range from V200R005C30 to V200R003C50SPC700.
Exploitation Mechanism
- Attackers can exploit the vulnerability by sending crafted messages or tampering with message packets.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigate the risks associated with CVE-2019-5258.
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Monitor network traffic for any suspicious activity.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch all software and firmware.
- Conduct security training for employees to recognize and report potential threats.
Patching and Updates
- Check for and apply patches provided by Huawei to address the vulnerability.