Auth bypass in Influxdata Influxdb
CVE-2019-20933
InfluxDB before 1.7.6 has an authentication bypass vulnerability in the authenticate function in services/httpd/handler.go because a JWT token may have an empty SharedSecret (aka shared secret).
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.309 (98.2th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.309 · newest: 0.309 · change: 0.000
Affected products
- Influxdata Influxdb
- Debian Linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/influxdata/influxdb/issues/12927 (Third Party Advisory, Issue Tracking)
- github.com/influxdata/influxdb/compare/v1.7.5...v1.7.6 (Patch, Third Party Advisory)
- github.com/influxdata/influxdb/commit/761b557315ff9c1642cf3b0e5797cd3d983a24c0 (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/12/msg00030.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2021/dsa-4823 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-20933?
- CVE-2019-20933 is a critical-severity vulnerability in Influxdata Influxdb, classified under Improper Authentication. CVSS score: 9.8/10. Published 2020-11-19.
- How severe is CVE-2019-20933?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-20933 known to be exploited?
- 37 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.