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
EPSS: 0.309 (98.1th percentile) — read the EPSS interpretation.
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.
Affected products
- Influxdata Influxdb
- Debian Debian_linux — versions 9.0, 10.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
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.