389 Directory Server Search Query do_search resource management

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

A vulnerability classified as problematic has been found in 389 Directory Server (Directory Service Software) (affected version unknown). This affects the function do_search of the component Search Query Handler. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

A flaw was found in 389 Directory Server. A specially crafted search query could lead to excessive CPU consumption in the do_search() function. An unauthenticated attacker could use this flaw to provoke a denial of service.

The bug was discovered 10/01/2018. The weakness was disclosed 09/28/2018 as confirmed bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2018-14648 since 07/27/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 118531 (RHEL 7 : 389-ds-base (RHSA-2018:3127)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 157848 (Oracle Enterprise Linux Security Update for 389-ds-base (ELSA-2018-3127)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (118531). The entry 121902 is pretty similar.

Productinfo

Type

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 118531
Nessus Name: RHEL 7 : 389-ds-base (RHSA-2018:3127)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

07/27/2018 🔍
09/28/2018 +63 days 🔍
09/28/2018 +0 days 🔍
09/29/2018 +1 days 🔍
10/01/2018 +2 days 🔍
10/30/2018 +29 days 🔍
10/31/2018 +1 days 🔍
05/19/2023 +1661 days 🔍

Sourcesinfo

Advisory: RHSA-2018:3127
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-14648 (🔍)
See also: 🔍

Entryinfo

Created: 09/29/2018 07:40
Updated: 05/19/2023 14:18
Changes: 09/29/2018 07:40 (71), 03/28/2020 08:26 (4), 05/19/2023 14:15 (4), 05/19/2023 14:18 (12)
Complete: 🔍

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