Access Control Issue in Blackbox Exporter by Prometheus
CVE-2023-26735

7.5HIGH

Key Information:

Vendor

Prometheus

Status
Blackbox Exporter
Vendor
CVE Published:
26 April 2023

What is CVE-2023-26735?

The Blackbox Exporter version 0.23.0 from Prometheus is affected by an access control vulnerability within its probe interface. This issue can potentially allow an attacker to identify intranet ports and services, as well as retrieve resources from the server. Despite the ability to configure authentication, the vulnerability raises significant security concerns, particularly in environments that depend on the secure management of network assets.

References

http://blackboxexporter.com
http://prometheus.com
https://github.com/prometheus/blackbox_exporter/issues/1024

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.