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Case File

CVE-2020-16844

MEDIUM · CVSS 6.8 EPSS 1.10% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-10-01 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2020-16844
Severity
MEDIUM
CVSS
6.8
EPSS
1.10%

Original 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.

Related CVEs

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