CVE-2020-16844

In Istio 1.5.0 though 1.5.8 and Istio 1.6.0 through 1.6.7, when users specify an AuthorizationPolicy resource with DENY actions using wildcard suffixes (e.g

published October 1, 2020

CVSS
—
EPSS
1%
Percentile
65.3
In the wild
Unconfirmed
What it is

In Istio 1.5.0 though 1.5.8 and Istio 1.6.0 through 1.6.7, when users specify an AuthorizationPolicy resource with DENY actions using wildcard suffixes (e.g. *-some-suffix) for source principals or namespace fields, callers will never be denied access, bypassing the intended policy.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01095 · 65.3th percentile
Published
2020-10-01T16:32Z
EPSS history
Timeline
  • 01 OCT 16:32Z
    In Istio 1.5.0 though 1.5.8 and Istio 1.6.0 through 1.6.7, when users specify an AuthorizationPolicy resource with DENY actions using wildcard suffixes (e.g
    cvelistv5