Tribe29 Checkmk prior 1.6.0p29/2.0.0p25/2.1.0p1 Agent uncontrolled search path

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as very critical has been found in Tribe29 Checkmk. The affected element is an unknown function of the component Agent. Executing a manipulation can lead to uncontrolled search path. This vulnerability appears as CVE-2022-43440. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Tribe29 Checkmk and classified as very critical. This vulnerability affects an unknown part of the component Agent. The manipulation with an unknown input leads to a uncontrolled search path vulnerability. The CWE definition for the vulnerability is CWE-427. The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Uncontrolled Search Path Element in Checkmk Agent in Tribe29 Checkmk before 2.1.0p1, before 2.0.0p25 and before 1.6.0p29 on a Checkmk server allows the site user to escalate privileges via a manipulated unixcat executable

The weakness was presented 02/09/2023. The advisory is shared for download at checkmk.com. This vulnerability was named CVE-2022-43440 since 01/18/2023. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/09/2023). The MITRE ATT&CK project declares the attack technique as T1574.

Upgrading to version 1.6.0p29, 2.0.0p25 or 2.1.0p1 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Tribe29 GmbH): 🔍

CVSSv2info

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

Exploitinginfo

Class: Uncontrolled search path
CWE: CWE-427 / CWE-426
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: Checkmk 1.6.0p29/2.0.0p25/2.1.0p1

Timelineinfo

01/18/2023 🔍
02/09/2023 +22 days 🔍
02/09/2023 +0 days 🔍
03/09/2023 +28 days 🔍

Sourcesinfo

Advisory: checkmk.com
Status: Confirmed

CVE: CVE-2022-43440 (🔍)
GCVE (CVE): GCVE-0-2022-43440
GCVE (VulDB): GCVE-100-220468

Entryinfo

Created: 02/09/2023 12:00
Updated: 03/09/2023 08:22
Changes: 02/09/2023 12:00 (48), 03/09/2023 08:22 (11)
Complete: 🔍
Cache ID: 216::103

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