CVE-2022-33223
Null pointer dereference in Modem
Transient DOS in Modem due to null pointer dereference while processing the incoming packet with http chunked encoding.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Null pointer dereference in Modem
Transient DOS in Modem due to null pointer dereference while processing the incoming packet with http chunked encoding.
- Record
CVE-2022-33223- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
EUVDEUVD-2022-36266
Transient DOS in Modem due to null pointer dereference while processing the incoming packet with http chunked encoding.
- Record
EUVD-2022-36266- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3g6h-hmj4-8j2m
Transient DOS in Modem due to null pointer dereference while processing the incoming packet with...
Transient DOS in Modem due to null pointer dereference while processing the incoming packet with http chunked encoding.
- Record
GHSA-3g6h-hmj4-8j2m- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
NVD
Transient DOS in Modem due to null pointer dereference while processing the incoming packet with http chunked encoding.
- Record
CVE-2022-33223- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
Affected products
- qualcomm mdm8207 firmware
- qualcomm mdm9205 firmware
- qualcomm mdm9206 firmware
- qualcomm mdm9207 firmware
- qualcomm qca4004 firmware
- qualcomm qts110 firmware
- qualcomm snapdragon wear 1100 firmware
- qualcomm snapdragon wear 1200 firmware
- qualcomm snapdragon wear 1300 firmware
- qualcomm snapdragon x5 lte modem firmware
- qualcomm wcd9306 firmware
- qualcomm wcd9330 firmware
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History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-33223 is a high vulnerability (CVSS 7.5) in Qualcomm Mdm8207 Firmware, published April 4, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.