Exchange Plugin on Checkmk certificate validation

CVSS Meta Temp Score
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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 declared as critical. The affected element is an unknown function. Executing a manipulation can lead to certificate validation. This vulnerability is tracked as CVE-2025-58127. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Exchange Plugin on Checkmk (version now known). It has been declared as problematic. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect integrity. CVE summarizes:

Improper Certificate Validation in Checkmk Exchange plugin Dell Powerscale allows attackers in MitM position to intercept traffic.

The weakness was disclosed by Felix Eberstaller. The advisory is shared for download at exchange.checkmk.com. This vulnerability was named CVE-2025-58127 since 08/25/2025. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

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

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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-2025-58127 (🔒)
GCVE (CVE): GCVE-0-2025-58127
GCVE (VulDB): GCVE-100-321712

Entryinfo

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

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