Checkmk up to 2.0.0p38/2.1.0p36/2.2.0p16 mk_tsm Agent Plugin privileges management

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Checkmk up to 2.0.0p38/2.1.0p36/2.2.0p16. Affected is an unknown function of the component mk_tsm Agent Plugin. Performing a manipulation results in input validation. This vulnerability is reported as CVE-2023-6735. The attack requires a local approach. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Checkmk up to 2.0.0p38/2.1.0p36/2.2.0p16. It has been classified as critical. This affects some unknown processing of the component mk_tsm Agent Plugin. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Privilege escalation in mk_tsm agent plugin in Checkmk before 2.2.0p17, 2.1.0p37 and 2.0.0p39 allows local user to escalate privileges

The weakness was disclosed 01/12/2024. The advisory is shared at checkmk.com. This vulnerability is uniquely identified as CVE-2023-6735 since 12/12/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading eliminates this vulnerability. Applying the patch 2.0.0p39/2.1.0p37/2.2.0p17 is able to eliminate this problem. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 8.0

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Checkmk GmbH): 🔍

CVSSv2info

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / 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: 🔍

Patch: 2.0.0p39/2.1.0p37/2.2.0p17

Timelineinfo

12/12/2023 🔍
01/12/2024 +31 days 🔍
01/12/2024 +0 days 🔍
07/24/2024 +193 days 🔍

Sourcesinfo

Advisory: checkmk.com
Status: Confirmed

CVE: CVE-2023-6735 (🔍)
GCVE (CVE): GCVE-0-2023-6735
GCVE (VulDB): GCVE-100-250557

Entryinfo

Created: 01/12/2024 09:54
Updated: 07/24/2024 01:14
Changes: 01/12/2024 09:54 (48), 02/02/2024 08:43 (11), 07/24/2024 01:14 (16)
Complete: 🔍
Cache ID: 216::103

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