What is CVE-2022-33259?

CVE-2022-33259 is a critical-severity vulnerability in Qualcomm Mdm8207, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-04-13.

How severe is CVE-2022-33259?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Qualcomm Mdm8207

CVE-2022-33259

Memory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (33.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Qualcomm Mdm8207
Qualcomm Mdm8207_firmware
Qualcomm Mdm9205
Qualcomm Mdm9205_firmware
Qualcomm Mdm9206
Qualcomm Mdm9206_firmware
Qualcomm Mdm9207
Qualcomm Mdm9207_firmware
Qualcomm Qca4004
Qualcomm Qca4004_firmware

Weakness classification (CWE)

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

References

product-security@qualcomm.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-33259?: CVE-2022-33259 is a critical-severity vulnerability in Qualcomm Mdm8207, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-04-13.
How severe is CVE-2022-33259?: Critical severity. CVSS v3 base score is 9.8 out of 10.