High severity · published Sep 14, 2018
CVE-2018-14638
A flaw was found in 389-ds-base before version 1.3.8.4-13
7.5
CVSS
2.6%
EPSS
No
On KEV
Description
A flaw was found in 389-ds-base before version 1.3.8.4-13. The process ns-slapd crashes in delete_passwdPolicy function when persistent search connections are terminated unexpectedly leading to remote denial of service.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.6% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
3D
389 Directory Server · Fedoraproject
before 1.3.8.4 · source: NVD
EL
Enterprise Linux Aus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.5; 7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-14638
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-14638
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2757
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14638
Issue Tracking
https://pagure.io/389-ds-base/c/78fc627accacfa4061ce48977e22301f81ea8d73
More from 389 Directory Server
9.8
CVE-2017-7551
389-ds-base version before 1.3.5.19 and 1.3.6.7 are vulnerable to password brute-force attacks during account lockout due to different return codes returned on password attempts
8.1
CVE-2017-15135
It was found that 389-ds-base since 1.3.6.1 up to and including 1.4.0.3 did not always handle internal hash comparison operations correctly during the authentication process
7.5
CVE-2019-10171
It was found that the fix for CVE-2018-14648 in 389-ds-base, versions 1.4.0.x before 1.4.0.17, was incorrectly applied in RHEL 7.5
7.5
CVE-2019-3883
In 389-ds-base up to version 1.4.1.2, requests are handled by workers threads
7.5
CVE-2018-14648
A flaw was found in 389 Directory Server