Checkmk up to 2.0.0p39/2.1.0p40/2.2.0p23/2.3.0b3 Agent Plugin least privilege violation

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Checkmk up to 2.0.0p39/2.1.0p40/2.2.0p23/2.3.0b3. Impacted is an unknown function of the component Agent Plugin. This manipulation causes least privilege violation. This vulnerability appears as CVE-2024-0638. The attack requires local access. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Checkmk up to 2.0.0p39/2.1.0p40/2.2.0p23/2.3.0b3. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Agent Plugin. The manipulation with an unknown input leads to a least privilege violation vulnerability. The CWE definition for the vulnerability is CWE-272. The elevated privilege level required to perform operations such as chroot() should be dropped immediately after the operation is performed. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Least privilege violation in the Checkmk agent plugins mk_oracle, mk_oracle.ps1, and mk_oracle_crs before Checkmk 2.3.0b4 (beta), 2.2.0p24, 2.1.0p41 and 2.0.0 (EOL) allows local users to escalate privileges.

The advisory is shared at checkmk.com. This vulnerability is known as CVE-2024-0638 since 01/17/2024. The exploitation appears to be easy. An attack has to be approached locally. Additional levels of successful authentication are necessary for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 2.1.0p41, 2.2.0p24 or 2.3.0b4 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.1

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CNA Base Score: 8.2
CNA Vector (Checkmk GmbH): 🔍

CVSSv2info

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

Exploitinginfo

Class: Least privilege violation
CWE: CWE-272 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Checkmk 2.1.0p41/2.2.0p24/2.3.0b4

Timelineinfo

01/17/2024 🔍
03/22/2024 +65 days 🔍
03/22/2024 +0 days 🔍
12/04/2024 +257 days 🔍

Sourcesinfo

Advisory: checkmk.com
Status: Confirmed

CVE: CVE-2024-0638 (🔍)
GCVE (CVE): GCVE-0-2024-0638
GCVE (VulDB): GCVE-100-257713

Entryinfo

Created: 03/22/2024 11:47
Updated: 12/04/2024 19:05
Changes: 03/22/2024 11:47 (61), 05/03/2024 21:42 (1), 12/04/2024 19:05 (12)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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