Splunk Enterprise up to 8.2.11/9.0.5/9.1.0 SPL printf denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Splunk Enterprise up to 8.2.11/9.0.5/9.1.0. It has been classified as problematic. This issue affects the function printf of the component SPL Handler. Performing a manipulation results in denial of service. This vulnerability is identified as CVE-2023-40594. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Splunk Enterprise up to 8.2.11/9.0.5/9.1.0 (Log Management Software). This affects the function printf of the component SPL Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

In Splunk Enterprise versions lower than 8.2.12, 9.0.6, and 9.1.1, an attacker can use the `printf` SPL function to perform a denial of service (DoS) against the Splunk Enterprise instance.

The weakness was released 08/30/2023 as SVD-2023-0803. The advisory is shared at advisory.splunk.com. This vulnerability is uniquely identified as CVE-2023-40594 since 08/16/2023. Technical details are known, but no exploit is available.

Upgrading to version 8.2.12, 9.0.6 or 9.1.1 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Splunk Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Enterprise 8.2.12/9.0.6/9.1.1

Timelineinfo

08/16/2023 🔍
08/30/2023 +14 days 🔍
08/30/2023 +0 days 🔍
09/27/2023 +28 days 🔍

Sourcesinfo

Advisory: SVD-2023-0803
Status: Confirmed

CVE: CVE-2023-40594 (🔍)
GCVE (CVE): GCVE-0-2023-40594
GCVE (VulDB): GCVE-100-238341

Entryinfo

Created: 08/30/2023 19:30
Updated: 09/27/2023 06:37
Changes: 08/30/2023 19:30 (45), 08/30/2023 19:31 (10), 09/27/2023 06:37 (11)
Complete: 🔍
Cache ID: 216::103

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