SB2019020911 - Buffer overflow in dhcp (Alpine package)
Published: February 9, 2019
Security Bulletin ID
SB2019020911
CSH Severity
Low
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-2018-5732)
CWE-ID: CWE-120 - Buffer overflow
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:Clear
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the dhclient due to buffer overflow. A remote attacker can send specially crafted response, trigger memory corruption and cause the service to crash.
Remediation
Install update from vendor's website.