CVE-2022-40505
Buffer over-read in Modem
Information disclosure due to buffer over-read in Modem while parsing DNS hostname.
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
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Buffer over-read in Modem
Information disclosure due to buffer over-read in Modem while parsing DNS hostname.
- Record
CVE-2022-40505- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L - Weakness
- CWE-126
- Updated
- 2026-11-02
EUVDEUVD-2022-43780
Information disclosure due to buffer over-read in Modem while parsing DNS hostname.
- Record
EUVD-2022-43780- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4p3h-qrpg-h7hr
Information disclosure due to buffer over-read in Modem while parsing DNS hostname.
Information disclosure due to buffer over-read in Modem while parsing DNS hostname.
- Record
GHSA-4p3h-qrpg-h7hr- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L - Weakness
- CWE-125, CWE-126
- Updated
- 2026-11-02
NVD
Information disclosure due to buffer over-read in Modem while parsing DNS hostname.
- Record
CVE-2022-40505- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-126, CWE-125
- 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 qca4004 firmware
- qualcomm qca4010 firmware
- qualcomm qts110 firmware
- qualcomm snapdragon 1100 wearable platform firmware
- qualcomm snapdragon 1200 wearable platform firmware
- qualcomm snapdragon wear 1300 platform firmware
- qualcomm snapdragon x5 lte modem firmware
- qualcomm wcd9306 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-2022-40505 is a high vulnerability (CVSS 8.2) in Qualcomm 9205 Lte Modem Firmware, published May 2, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 29th percentile. No source names a fixed version.