CVE-2023-34116
CVE-2023-34116 is a high-severity vulnerability in Zoom with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.
Key facts
- Severity: High (CVSS 3.x base score 8.2)
- EPSS exploit prediction: 1% (54th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Zoom
- Published:
- Last modified:
Description
Improper input validation in the Zoom Desktop Client for Windows before version 5.15.0 may allow an unauthorized user to enable an escalation of privilege via network access.
Frequently asked questions
- What is CVE-2023-34116?
- Improper input validation in the Zoom Desktop Client for Windows before version 5.15.0 may allow an unauthorized user to enable an escalation of privilege via network access.
- How severe is CVE-2023-34116?
- CVE-2023-34116 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability high.
- Is CVE-2023-34116 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-34116?
- CVE-2023-34116 affects Zoom. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-34116?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-34116 published?
- CVE-2023-34116 was published on 2023-07-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:zoom:zoom:*:*:*:*:*:windows:*:*
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