CVE-2018-13896 Missing authorization in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

High 7.8 Published 22 Jul 2019 Updated 5 Aug 2024

A compromised OEM XBL Loader can bypass XBL_SEC image authentication and crypto validations due to missing locks in Qualcomm Snapdragon firmware.

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-2018-13896?

CVE-2018-13896 is a high-severity missing authorization vulnerability in Qualcomm Mdm9206 Firmware, published on 22 Jul 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

XBL_SEC image authentication and other crypto related validations are accessible to a compromised OEM XBL Loader due to missing lock at XBL_SEC stage.. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in MDM9206, MDM9607, MDM9650, MDM9655, MSM8996AU, QCS404, QCS605, Qualcomm 215, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 855, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130

Weakness: CWE-284

Which versions are affected by CVE-2018-13896?

It affects 36 products.

Products include Qualcomm Mdm9206 Firmware, Qualcomm Mdm9607 Firmware, Qualcomm Mdm9650 Firmware, Qualcomm Mdm9655 Firmware, Qualcomm Msm8996au Firmware, Qualcomm Qcs404 Firmware and 30 more.

How do I fix CVE-2018-13896?

No fix has been published for CVE-2018-13896 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2018-13896 being exploited?

There is no known exploitation of CVE-2018-13896 in the wild and no public exploit code.

All Qualcomm Mdm9206 Firmware vulnerabilities

Sources

Also known as GHSA-67q7-v4j4-2263.