01 Record
CVE-2021-3586
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
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.02% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 63.5% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-08-22 14:46Z4 YR AGO
- Last updated
- 2024-08-03 17:01Z2 YR AGO
- Reserved
- 2021-06-07
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- e9337e4ab856365f7092e07ae8057ff8ff8ba18ba52e6321bb4af9a8e12ed6f5
05 Affected products
VendorProductVersionsPlatforms
06 References
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1967738
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2021-3586