Improper input validation in 389-ds-base - CVE-2018-14624

Vulnerability identifier: #VU15561

CSH Severity: Low

CVSS v4: 8.7 [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]

CVE-ID: CVE-2018-14624

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to incorrect use of the lock controlling error log when re-opening the log file in log__error_emergency(. A remote attacker can send a flood of modifications to a very large DN and cause the slapd to crash.

389-ds-base
Amazon Linux AMI
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux EUS Compute Node
Red Hat Enterprise Linux for Power
Opensuse

Install update from vendor's website.i

• https://pagure.io/389-ds-base/issue/49937

• Amazon Linux AMI update for 389-ds-base
• OpenSUSE Linux update for 389-ds
• Red Hat update for 389-ds-base