CVE-2018-11857

Name: CVE-2018-11857
Creator: NVD / NIST
Published: 2018-10-29T18:29:01.027+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.21%

Last modified Jun 17, 2026

CVE-2018-11857 is a vulnerability of currently unknown severity. 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. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

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

Metrics

EPSS Probability

0.21%

11.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Qualcomm	Sd 835 Firmware	All versions
Qualcomm	Sd 845 Firmware	All versions
Qualcomm	Sd 850 Firmware	All versions

References

https://www.qualcomm.com/company/product-security/bulletinsVendor Advisory
https://www.qualcomm.com/company/product-security/bulletinsVendor Advisory

Timeline

Published: Oct 29, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-11857?

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

How severe is CVE-2018-11857?

Severity scoring for CVE-2018-11857 is pending analysis. The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2018-11857?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-11857?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST