Splunk Enterprise up to 6.2.13/6.3.10/6.4.7 Splunkd HTTP Request input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Splunk Enterprise up to 6.2.13/6.3.10/6.4.7. This affects an unknown function of the component Splunkd. Executing a manipulation as part of HTTP Request can lead to input validation. The identification of this vulnerability is CVE-2018-7429. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Splunk Enterprise up to 6.2.13/6.3.10/6.4.7 (Log Management Software) and classified as problematic. This vulnerability affects an unknown code block of the component Splunkd. The manipulation as part of a HTTP Request leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

Splunkd in Splunk Enterprise 6.2.x before 6.2.14 6.3.x before 6.3.11, and 6.4.x before 6.4.8; and Splunk Light before 6.5.0 allow remote attackers to cause a denial of service via a malformed HTTP request.

The bug was discovered 09/28/2018. The weakness was shared 10/23/2018 (Website). The advisory is available at splunk.com. This vulnerability was named CVE-2018-7429 since 02/22/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 121043 (Splunk Enterprise 6.0.x < 6.0.14 / 6.1.x < 6.1.13 / 6.2.x < 6.2.14 / 6.3.x < 6.3.11 / 6.4.x < 6.4.8 / 6.5.x < 6.5.3 or Splunk Light < 6.6.0 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13334 (Splunk Enterprise and Light Multiple Vulnerabilities (SP-CAAAP5T)).

Upgrading to version 6.2.14, 6.3.11 or 6.4.8 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (121043). The entries VDB-125913, VDB-125915 and VDB-125916 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 121043
Nessus Name: Splunk Enterprise 6.0.x < 6.0.14 / 6.1.x < 6.1.13 / 6.2.x < 6.2.14 / 6.3.x < 6.3.11 / 6.4.x < 6.4.8 / 6.5.x < 6.5.3 or Splunk Light < 6.6.0 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Enterprise 6.2.14/6.3.11/6.4.8

Timelineinfo

02/22/2018 🔍
09/28/2018 +217 days 🔍
09/28/2018 +0 days 🔍
10/23/2018 +24 days 🔍
10/23/2018 +0 days 🔍
10/24/2018 +1 days 🔍
01/09/2019 +77 days 🔍
05/30/2023 +1602 days 🔍

Sourcesinfo

Advisory: splunk.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-7429 (🔍)
GCVE (CVE): GCVE-0-2018-7429
GCVE (VulDB): GCVE-100-125914
SecurityFocus: 105730

See also: 🔍

Entryinfo

Created: 10/24/2018 06:47
Updated: 05/30/2023 19:01
Changes: 10/24/2018 06:47 (69), 04/06/2020 11:38 (3), 05/30/2023 19:01 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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