01 Record
CVE-2023-28597
Improper trust boundary implementation for SMB in Zoom Clients
HighPUBLISHEDCNA: Zoom
CNA base score8.3 CVSS v3.xCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
02 Description
Improper trust boundary implementation for SMB in Zoom Clients
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.52% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 43.9% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/AC:H/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
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
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
- 2023-03-27 00:00Z3 YR AGO
- Last updated
- 2025-02-19 15:27Z1 YR AGO
- Reserved
- 2023-03-17
- Assigning CNA
- Zoom
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.3)
- CNA CVSS vector
- CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-501Trust Boundary ViolationBase
- Data version
- 5.1
- Document digest
- d7716bf065c873bc18b264bb28e2b975624e5e8eb6027b0dda935338e0fd86fc
05 Affected products
VendorProductVersionsPlatforms
06 References
- explore.zoom.ushttps://explore.zoom.us/en/trust/security/security-bulletin/