CVE-2022-33259
Buffer copy without checking the size of input in Modem
Memory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.
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
Buffer copy without checking the size of input in Modem
Memory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.
- Record
CVE-2022-33259- 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-120
- Updated
- 2026-11-02
EUVDEUVD-2022-36302
Memory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.
- Record
EUVD-2022-36302- 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-8j5q-w68g-j3wr
Memory corruption due to buffer copy without checking the size of input in modem while decoding...
Memory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.
- Record
GHSA-8j5q-w68g-j3wr- 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-120
- Updated
- 2026-11-02
NVD
Memory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.
- Record
CVE-2022-33259- 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-120
- 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-2022-33259 is a critical vulnerability (CVSS 9.8) 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 0.42%, the 36th percentile. No source names a fixed version.