CVE-2023-27591
Prior to version 2.0.43, an unauthenticated user can retrieve Prometheus metrics from a publicly reachable Miniflux instance where the `METRICS_COLLECTOR` configuration option is enabled and `METRICS_ALLOWED_NETWORKS` is set to `127.0.0.1/8` (the…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Miniflux is a feed reader. Prior to version 2.0.43, an unauthenticated user can retrieve Prometheus metrics from a publicly reachable Miniflux instance where the `METRICS_COLLECTOR` configuration option is enabled and `METRICS_ALLOWED_NETWORKS` is set to `127.0.0.1/8` (the default). A patch is available in Miniflux 2.0.43. As a workaround, set `METRICS_COLLECTOR` to `false` (default) or run Miniflux behind a trusted reverse-proxy.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.76% probability · 53th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200, CWE-1220
- Affected
- miniflux project/miniflux
- Source
- security-advisories@github.com
References
- https://github.com/miniflux/v2/pull/1745Issue Tracking, Patch
- https://github.com/miniflux/v2/releases/tag/2.0.43Release Notes
- https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73vVendor Advisory
- https://miniflux.app/docs/configuration.html#metrics-collectorProduct
- https://github.com/miniflux/v2/pull/1745Issue Tracking, Patch
- https://github.com/miniflux/v2/releases/tag/2.0.43Release Notes
- https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73vVendor Advisory
- https://miniflux.app/docs/configuration.html#metrics-collectorProduct
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.