Exchange Plugin on Checkmk certificate validation

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
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3.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Exchange Plugin on Checkmk. It has been classified as critical. Impacted is an unknown function. Performing a manipulation results in certificate validation. This vulnerability is identified as CVE-2025-58125. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Exchange Plugin on Checkmk (unknown version). It has been classified as problematic. This affects an unknown code block. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on integrity. The summary by CVE is:

Improper Certificate Validation in Checkmk Exchange plugin Freebox v6 agent allows attackers in MitM position to intercept traffic.

The weakness was released by Felix Eberstaller. It is possible to read the advisory at exchange.checkmk.com. This vulnerability is uniquely identified as CVE-2025-58125 since 08/25/2025. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/25/2025 CVE reserved
08/28/2025 +3 days Advisory disclosed
08/28/2025 +0 days VulDB entry created
08/28/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: exchange.checkmk.com
Researcher: Felix Eberstaller
Status: Not defined

CVE: CVE-2025-58125 (🔒)
GCVE (CVE): GCVE-0-2025-58125
GCVE (VulDB): GCVE-100-321711

Entryinfo

Created: 08/28/2025 15:47
Changes: 08/28/2025 15:47 (64)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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