Denial of service in 389-ds-base



Published: 2018-09-18
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-14648
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		389-ds-base
Server applications / Directory software, identity management

Vendor 389 Directory Server Project

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU16059

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-14648

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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.

Mitigation

Update to version 1.3.8.4.

Vulnerable software versions

389-ds-base: before 1.3.8.4

External links

http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14648


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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