SSRF in Prometheus Blackbox Exporter
CVE-2020-16248
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
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.027 (85.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/prometheus/blackbox_exporter/issues/669 (Exploit, Third Party Advisory)
- prometheus.io/docs/operating/security/ (Vendor Advisory)
- www.openwall.com/lists/oss-security/2020/08/08/3 (Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2020/08/08/12 (Mailing List, Third Party Advisory)
- seclists.org/oss-sec/2020/q3/94 (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-16248?
- CVE-2020-16248 is a medium-severity vulnerability in Prometheus Blackbox Exporter, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.8/10. Published 2020-08-09.
- How severe is CVE-2020-16248?
- Medium severity. CVSS v3 base score is 5.8 out of 10.
- Is CVE-2020-16248 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.