Auth bypass in Prometheus Exporter-Toolkit
CVE-2022-46146
Prometheus Exporter Toolkit is a utility package to build exporters. Prior to versions 0.7.2 and 0.8.2, if someone has access to a Prometheus web.yml file and users' bcrypted passwords, they can bypass security by poisoning the built-in authentication cache. Versions 0.7.2 and 0.8.2 contain a fix for the issue. There is no workaround, but attacker must have access to the hashed password to use this functionality.
Vulnerability class: Broken Authentication
EPSS: 0.012 (63.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Prometheus Exporter-toolkit — versions < 0.7.2, >= 0.8.0, < 0.8.2
- Prometheus Exporter_toolkit
Weakness classification (CWE)
References
- security-advisories@github.com (Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory)
- security-advisories@github.com (mailing-list, Exploit, Mailing List, Third Party Advisory)
- security-advisories@github.com (mailing-list, Exploit, Patch, Mailing List, Third Party Advisory)
- security-advisories@github.com (mailing-list, Exploit, Patch, Mailing List, Third Party Advisory)
- security-advisories@github.com (vendor-advisory)
- security-advisories@github.com (vendor-advisory)
- security-advisories@github.com (vendor-advisory)
- security-advisories@github.com (vendor-advisory)
Frequently asked questions
- What is CVE-2022-46146?
- CVE-2022-46146 is a medium-severity vulnerability in Prometheus Exporter-Toolkit, classified under Improper Authentication. CVSS score: 6.2/10. Published 2022-11-29.
- How severe is CVE-2022-46146?
- Medium severity. CVSS v3 base score is 6.2 out of 10.