CVE-2018-14648: High severity red hat 389 directory server vulnerability
389 Directory Server is vulnerable to search queries with malformed values in the servers/slapd/search.c:dosearch() function. A malicious client could exploit this by sending crafted queries in a loop to cause a denial of service.
Other sources
A flaw was found in 389 Directory Server. A specially crafted search query could lead to excessive CPU consumption in the dosearch() function. An unauthenticated attacker could use this flaw to provoke a denial of service.
— MITRE
Affected Software
Event History
Frequently Asked Questions
What is CVE-2018-14648?
CVE-2018-14648 is a vulnerability in 389 Directory Server that allows an unauthenticated attacker to trigger a denial of service by sending a specially crafted search query, leading to excessive CPU consumption.
How does CVE-2018-14648 affect 389 Directory Server?
CVE-2018-14648 affects the do_search() function in 389 Directory Server, causing excessive CPU consumption and potentially leading to a denial of service.
What is the severity of CVE-2018-14648?
The severity of CVE-2018-14648 is high, with a CVSS score of 7.5.
Which versions of 389 Directory Server are affected by CVE-2018-14648?
CVE-2018-14648 affects 389 Directory Server versions up to 1.4.0.18 and 1.3.8.10.
How can I fix CVE-2018-14648?
To fix CVE-2018-14648, upgrade to 389 Directory Server version 1.4.0.18 or apply the recommended patches.