Resource management error in 389-ds-base - CVE-2019-3883
Published: August 13, 2019
Vulnerability identifier: #VU20063
CSH Severity: Low
CVSS v4: 7.1 [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]
CVE-ID: CVE-2019-3883
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect processing of tome outs for SSL/TLS connections. A remote authenticated user initiate a large number of SSL/TLS connections and consume all available workers, which will lead to a denial of service attack.
Affected software
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 for Power
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 for Power
How to mitigate CVE-2019-3883
Install updates from vendor's website.
389-ds-base - update to 1.4.1.2