In breve
- CVE-2020-16844 è una vulnerabilità MEDIO (CVSS 6.8) che riguarda istio.io/istio, istio (istio).
- Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 1.1%, superiore al 65.5% delle vulnerabilità.
- Correzione: aggiornare a 1.5.9, 1.6.8 o successiva.
| Package | Affected versions | Patched versions |
|---|
| istio.io/istio Go | ≥ 1.5.0, < 1.5.9≥ 1.6.0, < 1.6.8
| 1.5.91.6.8
|
| istio | ≥ 1.5.0, ≤ 1.5.8≥ 1.6.0, ≤ 1.6.7
| No fix yet |
Description
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.
Specific Go Packages Affected
istio.io/istio/pilot/pkg/security/authz/model/matcher
NVD description
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.
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