Vulnerability · Published Aug 9, 2020 · Assigned by mitre
CVE-2020-16248
Medium 5.8
In plain English
A medium-severity security flaw in the prometheus-blackbox-exporter package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.1% (higher than 88% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei. Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.8Medium
Exploit odds (30 days)3.1%top 12.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Nuclei
Official description
Prometheus Blackbox Exporter through 0.17.0 allows /probe?target= SSRF. NOTE: follow-on discussion suggests that this might plausibly be interpreted as both intended functionality and also a vulnerability
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | prometheus-blackbox-exporter | 0.18.0-r0 | ALPINE-CVE-2020-16248 |
| Alpine:v3.21 | prometheus-blackbox-exporter | 0.18.0-r0 | ALPINE-CVE-2020-16248 |
| Alpine:v3.22 | prometheus-blackbox-exporter | 0.18.0-r0 | ALPINE-CVE-2020-16248 |
| Alpine:v3.23 | prometheus-blackbox-exporter | 0.18.0-r0 | ALPINE-CVE-2020-16248 |
| Alpine:v3.24 | prometheus-blackbox-exporter | 0.18.0-r0 | ALPINE-CVE-2020-16248 |
| Debian:12 | prometheus-blackbox-exporter | no fix listed | DEBIAN-CVE-2020-16248 |
| Debian:13 | prometheus-blackbox-exporter | no fix listed | DEBIAN-CVE-2020-16248 |
| Debian:14 | prometheus-blackbox-exporter | no fix listed | DEBIAN-CVE-2020-16248 |
Affected products (as reported)
References
- https://github.com/prometheus/blackbox_exporter/issues/669 x_refsource_MISC
- https://prometheus.io/docs/operating/security/#exporters x_refsource_MISC
- https://www.openwall.com/lists/oss-security/2020/08/08/3 x_refsource_MISC
- https://www.openwall.com/lists/oss-security/2020/08/08/12 x_refsource_MISC
- https://seclists.org/oss-sec/2020/q3/94 x_refsource_MISC