How severe is CVE-2023-34115?

CVE-2023-34115 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2023-34115 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34115?

CVE-2023-34115 affects Zoom Meeting Sdk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34115?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-34115 published?

CVE-2023-34115 was published on 2023-06-13 and last updated on 2026-06-17.

CVE-2023-34115

CVE-2023-34115 is a medium-severity vulnerability in Zoom Meeting Sdk with a CVSS 3.x base score of 4.3. 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Zoom Meeting Sdk
Published: 2023-06-13
Last modified: 2026-06-17

Description

Buffer copy without checking size of input in Zoom Meeting SDK before 5.13.0 may allow an authenticated user to potentially enable a denial of service via local access. This issue may result in the Zoom Meeting SDK to crash and need to be restarted.

Frequently asked questions

What is CVE-2023-34115?: Buffer copy without checking size of input in Zoom Meeting SDK before 5.13.0 may allow an authenticated user to potentially enable a denial of service via local access. This issue may result in the Zoom Meeting SDK to crash and need to be restarted.
How severe is CVE-2023-34115?: CVE-2023-34115 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2023-34115 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34115?: CVE-2023-34115 affects Zoom Meeting Sdk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34115?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-34115 published?: CVE-2023-34115 was published on 2023-06-13 and last updated on 2026-06-17.

References

https://explore.zoom.us/en/trust/security/security-bulletin/

Affected products (1)

cpe:2.3:a:zoom:meeting_sdk:*:*:*:*:*:*:*:*

More vulnerabilities in Zoom Meeting Sdk

CVE-2024-24699 — Medium (CVSS 6.5): Business logic error in some Zoom clients may allow an authenticated user to conduct information disclosure via network…

All CVEs affecting Zoom Meeting Sdk →

Other CWE-120 (Classic Buffer Overflow) vulnerabilities

CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…

Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →