Use After Free in Qualcomm 315_5g_iot_modem

CVE-2023-33063

Memory corruption in DSP Services during a remote call from HLOS to DSP.

Vulnerability class: Use-After-Free

EPSS: 0.007 (49.1th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-33063?
CVE-2023-33063 is a high-severity vulnerability in Qualcomm 315_5g_iot_modem, classified under Use After Free. CVSS score: 7.8/10. Published 2023-12-05.
How severe is CVE-2023-33063?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-33063 known to be exploited?
Yes. CVE-2023-33063 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-12-05), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.