CVE-2017-8243

HIGH

Qualcomm MSM and QRD Android - Buffer Overflow in Firmware Image Processing

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-8243. PoCs published by codecat007.

AI-analyzed exploit summary The PoC demonstrates a buffer overflow vulnerability in the Android kernel by replacing a firmware file with a maliciously crafted one, leading to a denial-of-service (reboot loop) or potential privilege escalation. The steps involve creating a large file, pushing it to the device, and replacing the target firmware file.

Description

A buffer overflow can occur in all Qualcomm products with Android for MSM, Firefox OS for MSM, or QRD Android when processing a firmware image file.

Exploits (1)

github WORKING POC 8 stars
by codecat007 · cpoc
https://github.com/codecat007/cvehub/tree/main/android/kernel/CVE-2017-8243

The PoC demonstrates a buffer overflow vulnerability in the Android kernel by replacing a firmware file with a maliciously crafted one, leading to a denial-of-service (reboot loop) or potential privilege escalation. The steps involve creating a large file, pushing it to the device, and replacing the target firmware file.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Android kernel (Google Pixel with fingerprint: google/sailfish/sailfish:7.1.1/NMF26U/3562008:user/release-keys)
Auth required
Prerequisites: adb access to the device · root or sufficient permissions to remount /firmware/radio as writable
devstral-2 · analyzed Feb 27, 2026 Full analysis →

References (2)

Core 2
Core References
Patch, Vendor Advisory x_refsource_confirm
https://source.android.com/security/bulletin/2017-07-01
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/99465/references

Scores

CVSS v3 7.8
EPSS 0.0004
EPSS Percentile 11.8%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (2)
google/android
Qualcomm, Inc./All Qualcomm products Android for MSM, Firefox OS for MSM, QRD Android
Published Aug 16, 2017
Tracked Since Feb 18, 2026