CVE-2023-26735

View on CVE.org

Published Apr 25, 2023 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Description

blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:prometheus:blackbox_exporter:0.23.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Github GHSA	GHSA-939c-3g97-vpvv	Withdrawn Advisory: Access control issues in blackbox_exporter

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.890% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact partial

References

Link	Providers
https://github.com/prometheus/blackbox_exporter#tls-and-basic-authentication
https://github.com/prometheus/blackbox_exporter/issues/1024
https://github.com/prometheus/blackbox_exporter/issues/1025
https://github.com/prometheus/blackbox_exporter/issues/1026

History

Feb 4, 2025 4:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Prometheus Blackbox Exporter

Weaknesses

CWE-918

Sources

CVE record Updated: Jul 9, 2026, 12:24 AM

Status: PUBLISHED
Assigner: mitre
Published: Apr 25, 2023, 12:00 AM
Updated: Jul 9, 2026, 12:24 AM
Reserved: Feb 27, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 11:53 AM

Updated: Aug 2, 2024, 11:53 AM

NVD Updated: Jul 9, 2026, 1:18 AM

Status: Modified
Published: Apr 26, 2023, 12:15 AM
Modified: Jul 9, 2026, 1:18 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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