CVE-2018-11856
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI...
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI commands in Snapdragon Mobile in version SD 835, SD 845, SD 850.
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
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI commands in Snapdragon Mobile in version SD 835, SD 845, SD 850.
- Record
CVE-2018-11856- 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
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI commands in Snapdragon Mobile in version SD 835, SD 845, SD 850.
- Record
CVE-2018-11856- Updated
- 2026-11-02
EUVDEUVD-2018-3848 No score
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI commands in Snapdragon Mobile in version SD 835, SD 845, SD 850.
- Record
EUVD-2018-3848- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hm9g-x4hj-xwgj
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI...
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI commands in Snapdragon Mobile in version SD 835, SD 845, SD 850.
- Record
GHSA-hm9g-x4hj-xwgj- 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
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-2018-11856 is a high vulnerability (CVSS 7.8) in Qualcomm, Inc. Snapdragon Mobile, published October 29, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.26%, the 17th percentile. No source names a fixed version.