GLSA 202401-15: Prometheus SNMP Exporter: Basic Authentication Bypass

http://security.gentoo.org/

Severity:	low
Title:	Prometheus SNMP Exporter: Basic Authentication Bypass
Date:	01/12/2024
Bugs:	#883649
ID:	202401-15

Synopsis

A vulnerability has been found in Prometheus SNMP Exporter which could allow for authentication bypass.

Background

The Prometheus SNMP Exporter is the recommended way to expose SNMP data in a format which Prometheus can ingest.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
app-metrics/snmp_exporter	< 0.24.1	>= 0.24.1	All supported architectures

Description

A vulnerability has been discovered in Prometheus SNMP Exporter. Please review the CVE identifier referenced below for details.

Impact

A user who knows the password hash of a user capable of performing HTTP basic authentication with a vulnerable exporter can use the hash to successfully authenticate as that user via cache manipulation, without knowing the password from which the hash was derived.

Workaround

There is no known workaround at this time.

Resolution

All Prometheus SNMP Exporter users should upgrade to the latest version:

          # emerge --sync
          # emerge --ask --oneshot --verbose ">=app-metrics/snmp_exporter-0.24.1"

References

CVE-2022-46146

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202401-15.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.