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CVE

CVE-2021-3586

A flaw was found in servicemesh-operator. The NetworkPolicy resources installed for Maistra do not properly specify whic

A flaw was found in servicemesh-operator. The NetworkPolicy resources installed for Maistra do not properly specify which ports may be accessed, allowing access to all ports on these resources from any pod. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CRITICAL · CVSS 9.8 EPSS 0.00442
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1188Initialization of a Resource with an Insecure Default
CWE-1188Initialization of a Resource with an Insecure Default
▤

Affected Products & Versions

2
redhat openshift service meshall versions
redhat servicemesh-operatorall versions
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD22 Aug 2022 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
rhsaRHSA-2021:2380Important
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2021-3586Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1967738Issue TrackingVendor Advisory
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