CVE-2018-11870
Buffer overwrite can occur when the legacy rates count received from the host is not checked...
Buffer overwrite can occur when the legacy rates count received from the host is not checked against the maximum number of legacy rates in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8996AU, QCA4531, QCA6174A, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9378, QCA9379, SD 210/SD 212/SD 205, SD 425, SD 600, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660, SDX20.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Buffer overwrite can occur when the legacy rates count received from the host is not checked against the maximum number of legacy rates in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8996AU, QCA4531, QCA6174A, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9378, QCA9379, SD 210/SD 212/SD 205, SD 425, SD 600, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660, SDX20.
- Record
CVE-2018-11870- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Buffer overwrite can occur when the legacy rates count received from the host is not checked against the maximum number of legacy rates in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8996AU, QCA4531, QCA6174A, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9378, QCA9379, SD 210/SD 212/SD 205, SD 425, SD 600, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660, SDX20.
- Record
CVE-2018-11870- Updated
- 2026-11-02
EUVDEUVD-2018-3862 No score
Buffer overwrite can occur when the legacy rates count received from the host is not checked against the maximum number of legacy rates in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8996AU, QCA4531, QCA6174A, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9378, QCA9379, SD 210/SD 212/SD 205, SD 425, SD 600, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660, SDX20.
- Record
EUVD-2018-3862- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jf8c-2xc4-8h78
Buffer overwrite can occur when the legacy rates count received from the host is not checked...
Buffer overwrite can occur when the legacy rates count received from the host is not checked against the maximum number of legacy rates in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8996AU, QCA4531, QCA6174A, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9378, QCA9379, SD 210/SD 212/SD 205, SD 425, SD 600, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660, SDX20.
- Record
GHSA-jf8c-2xc4-8h78- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon automobile, snapdragon mobile, snapdragon wear
- qualcomm mdm9206 firmware
- qualcomm mdm9607 firmware
- qualcomm mdm9635m firmware
- qualcomm mdm9640 firmware
- qualcomm mdm9650 firmware
- qualcomm msm8996au firmware
- qualcomm qca4531 firmware
- qualcomm qca6174a firmware
- qualcomm qca6574au firmware
- qualcomm qca6584 firmware
- qualcomm qca6584au firmware
Show 19 moreShow less
- qualcomm qca9377 firmware
- qualcomm qca9378 firmware
- qualcomm qca9379 firmware
- qualcomm sd 205 firmware
- qualcomm sd 210 firmware
- qualcomm sd 212 firmware
- qualcomm sd 425 firmware
- qualcomm sd 600 firmware
- qualcomm sd 625 firmware
- qualcomm sd 650 firmware
- qualcomm sd 652 firmware
- qualcomm sd 810 firmware
- qualcomm sd 820 firmware
- qualcomm sd 820a firmware
- qualcomm sd 835 firmware
- qualcomm sd 845 firmware
- qualcomm sd 850 firmware
- qualcomm sda660 firmware
- qualcomm sdx20 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-11870 is a high vulnerability (CVSS 7.8) in Qualcomm, Inc. Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear, published October 29, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 13th percentile. No source names a fixed version.