CVE-2023-26322 – This vulnerability allows attackers to bypass v... (How to Fix)

Q: What is the severity of CVE-2023-26322?

CVE-2023-26322 has a CVSS score of 8.8 (HIGH). This vulnerability allows attackers to bypass verification logic in XiaomiGetApps, potentially leading to remote code execution. Users of Xiaomi devices with the GetApps application installed are affected. The vulnerability could allow attackers to install malicious applications or execute arbitrary code on affected devices.

📋 TL;DR

This vulnerability allows attackers to bypass verification logic in XiaomiGetApps, potentially leading to remote code execution. Users of Xiaomi devices with the GetApps application installed are affected. The vulnerability could allow attackers to install malicious applications or execute arbitrary code on affected devices.

💻 Affected Systems

Products:

XiaomiGetApps (Mi App Store)

Versions: Specific versions not detailed in advisory, but pre-patch versions are vulnerable

Operating Systems: Android (Xiaomi MIUI)

Default Config Vulnerable: ⚠️ Yes

Notes: Affects Xiaomi devices with GetApps application installed. Vulnerability is in the app verification mechanism.

📦 What is this software?

Getapps by Mi

View all CVEs affecting Getapps →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete device compromise allowing attacker to install persistent malware, steal sensitive data, or join device to botnet

🟠

Likely Case

Malicious app installation leading to data theft, ad fraud, or credential harvesting

🟢

If Mitigated

Limited impact if app is not installed or device is not connected to untrusted networks

🌐 Internet-Facing: HIGH - Attackers can potentially exploit this remotely if device connects to malicious servers

🏢 Internal Only: MEDIUM - Requires user interaction or malicious app store redirection

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ⚠️ Yes

Complexity: MEDIUM

Exploitation requires bypassing app verification logic, likely through crafted app packages or malicious update servers

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Update through Xiaomi GetApps application updates

Vendor Advisory: https://trust.mi.com/misrc/bulletins/advisory?cveId=542

Restart Required: No

Instructions:

1. Open Xiaomi GetApps application 2. Check for updates in app settings 3. Install available updates 4. Verify app is updated to latest version

🔧 Temporary Workarounds

Disable GetApps Application

android

Temporarily disable or uninstall XiaomiGetApps until patch is applied

adb shell pm disable-user --user 0 com.xiaomi.mipicks

Restrict Network Access

all

Block GetApps from accessing untrusted networks using firewall rules

🧯 If You Can't Patch

Disable XiaomiGetApps application completely
Implement network segmentation to restrict GetApps traffic to trusted sources only

🔍 How to Verify

Check if Vulnerable:

Check GetApps version in device settings > Apps > XiaomiGetApps > App info

Check Version:

adb shell dumpsys package com.xiaomi.mipicks | grep versionName

Verify Fix Applied:

Verify GetApps has been updated to latest version and no security warnings appear

📡 Detection & Monitoring

Log Indicators:

Unexpected app installations
GetApps verification failures
Suspicious package installations

Network Indicators:

Unusual connections to app download servers
Downloads from non-Xiaomi domains

SIEM Query:

source="android_logs" AND (app="XiaomiGetApps" AND (event="verification_bypass" OR event="malicious_package"))

📊 Metadata

CVE ID: CVE-2023-26322

CVSS v3 Score: 8.8 (HIGH)

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE: CWE-94

Published: August 28, 2024

Last Updated: September 12, 2024

🔗 References

https://trust.mi.com/misrc/bulletins/advisory?cveId=542 Vendor Advisory

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