CVE-2018-11857
Improper input validation in WLAN encrypt/decrypt module can lead to a buffer copy in Snapdragon...
Improper input validation in WLAN encrypt/decrypt module can lead to a buffer copy 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 in WLAN encrypt/decrypt module can lead to a buffer copy in Snapdragon Mobile in version SD 835, SD 845, SD 850
- Record
CVE-2018-11857- 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 in WLAN encrypt/decrypt module can lead to a buffer copy in Snapdragon Mobile in version SD 835, SD 845, SD 850
- Record
CVE-2018-11857- Updated
- 2026-11-02
EUVDEUVD-2018-3849 No score
Improper input validation in WLAN encrypt/decrypt module can lead to a buffer copy in Snapdragon Mobile in version SD 835, SD 845, SD 850
- Record
EUVD-2018-3849- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-22qr-vprq-hjw2
Improper input validation in WLAN encrypt/decrypt module can lead to a buffer copy in Snapdragon...
Improper input validation in WLAN encrypt/decrypt module can lead to a buffer copy in Snapdragon Mobile in version SD 835, SD 845, SD 850
- Record
GHSA-22qr-vprq-hjw2- 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-2018-11857 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 0.21%, the 11th percentile. No source names a fixed version.