CVE-2018-11847 Information

Description

Malicious TA can tag QSEE kernel memory and map to EL0 there by corrupting the physical memory as well it can be used to corrupt the QSEE kernel and compromise the whole TEE 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 Wearables and Snapdragon Wired Infrastructure and Networking in versions IPQ8074 MDM9206 MDM9607 MDM9650 MDM9655 MSM8909W MSM8996AU QCA8081 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 650/52 SD 820 SD 820A SD 835 SD 8CX SDM439 and Snapdragon_High_Med_2016

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/106475 https://www.qualcomm.com/company/product-security/bulletins

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8