SB2018103014 - Red Hat update for 389-ds-base
Published: October 30, 2018
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Resource exhaustion (CVE-ID: CVE-2018-14648)
CWE-ID: CWE-400 - Resource exhaustion
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.
The vulnerability exists due to excessive CPU consumption in the do_search() function. A remote attacker can supply specially crafted search queries to trigger resource exhaustion and denial of service.
2) Improper input validation (CVE-ID: CVE-2018-10935)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.
The vulnerability exists due to improper processing of Lightweight Directory Access Protocol (LDAP) queries. A remote attacker can send execute the ldapsearch command with server-side sorting controls and cause the LDAP server to crash, resulting in a DoS condition.
Remediation
Install update from vendor's website.