SB2020010302 - Denial of service in Some Huawei Products
Published: January 3, 2020
Security Bulletin ID
SB2020010302
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2019-5304)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to cause a denial of service (DoS) condition.
The vulnerability exists due to insufficient input validation of some parameters in the messages. A remote attacker can send a specific MPLS Echo Request message, trigger memory corruption and reset the device.
Remediation
Install update from vendor's website.