What is CVE-2023-33087?

CVE-2023-33087 is a high-severity vulnerability in Qualcomm Apq5053-Aa, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2023-12-05.

How severe is CVE-2023-33087?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Qualcomm Apq5053-Aa

CVE-2023-33087

Memory corruption in Core while processing RX intent request.

Vulnerability class: Buffer Overflow

Published 2023-12-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (4.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-33087?: CVE-2023-33087 is a high-severity vulnerability in Qualcomm Apq5053-Aa, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2023-12-05.
How severe is CVE-2023-33087?: High severity. CVSS v3 base score is 7.8 out of 10.