CVE-2022-33211
Improper Input Validation in MODEM
memory corruption in modem due to improper check while calculating size of serialized CoAP message
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improper Input Validation in MODEM
memory corruption in modem due to improper check while calculating size of serialized CoAP message
- Record
CVE-2022-33211- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2022-36254
memory corruption in modem due to improper check while calculating size of serialized CoAP message
- Record
EUVD-2022-36254- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c2xr-v86f-v878
memory corruption in modem due to improper check while calculating size of serialized CoAP message
memory corruption in modem due to improper check while calculating size of serialized CoAP message
- Record
GHSA-c2xr-v86f-v878- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20, CWE-131
- Updated
- 2026-11-02
NVD
memory corruption in modem due to improper check while calculating size of serialized CoAP message
- Record
CVE-2022-33211- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20, CWE-131
- Updated
- 2026-11-02
Affected products
- qualcomm 9205 lte modem firmware
- qualcomm 9206 lte modem firmware
- qualcomm 9207 lte modem firmware
- qualcomm mdm8207 firmware
- qualcomm mdm9205 firmware
- qualcomm mdm9206 firmware
- qualcomm mdm9207 firmware
- qualcomm qca4004 firmware
- qualcomm qts110 firmware
- qualcomm snapdragon 1100 wearable platform firmware
- qualcomm snapdragon 1200 wearable platform firmware
- qualcomm snapdragon wear 1100 firmware
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-2022-33211 is a critical vulnerability (CVSS 9.8) in Qualcomm 9205 Lte Modem Firmware, published April 4, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.