CVE-2019-20933

Description

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).

How to fix CVE-2019-20933

To remediate CVE-2019-20933, upgrade the affected package to a fixed version below.

• Debian/influxdb—upgrade to 1.6.7~rc0-1 or later
• —upgrade to 1.1.1+dfsg1-4+deb9u1 or later
• —upgrade to 1.6.4-1+deb10u1 or later
• —upgrade to 1.7.6 or later
• —upgrade to 1.7.6 or later

Is CVE-2019-20933 being exploited?

Likely — EPSS is 93.7%, placing CVE-2019-20933 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.

Affected packages (5)

• from 0, < 1.6.7~rc0-1
• from 0, < 1.1.1+dfsg1-4+deb9u1
• from 0, < 1.6.4-1+deb10u1
• from 0, < 1.7.6
• from 0, < 1.7.6

CVSS scores

References (10)

• ADVISORYgithub.com/advisories/GHSA-2rmp-fw5r-j5qv
• ADVISORYnvd.nist.gov/vuln/detail/CVE-2019-20933
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2019-20933
• PATCHpkg.go.dev/github.com/influxdata/influxdb/services/httpd