CVE-2018-11820 Weak cryptography in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

Medium 5.5 Published Updated

Non-constant time memory comparison in Qualcomm Snapdragon firmware leaks cryptographic information via side channels, potentially exposing sensitive data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-11820?

CVE-2018-11820 is a medium-severity vulnerability in Qualcomm Ipq8074 Firmware, published on 25 Feb 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Use of non-time constant memcmp function creates side channel that leaks information and leads to cryptographic issues in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in versions IPQ8074, MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MDM9655, MSM8996AU, QCA8081, QCS605, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 800, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130.

Which versions are affected by CVE-2018-11820?

It affects 46 products.

Products include Qualcomm Ipq8074 Firmware, Qualcomm Mdm9150 Firmware, Qualcomm Mdm9206 Firmware, Qualcomm Mdm9607 Firmware, Qualcomm Mdm9640 Firmware, Qualcomm Mdm9650 Firmware and 40 more.

How do I fix CVE-2018-11820?

No fix has been published for CVE-2018-11820 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-11820 being exploited?

There is no known exploitation of CVE-2018-11820 in the wild and no public exploit code.

All Qualcomm Ipq8074 Firmware vulnerabilities

Sources

Also known as GHSA-pw5q-c3cx-h8wc.

Is CVE-2018-11820 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free