What is CVE-2017-0520?

CVE-2017-0520 is a high-severity vulnerability in Google Inc. Android, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.0/10. Published 2017-03-08.

How severe is CVE-2017-0520?

High severity. CVSS v3 base score is 7.0 out of 10.

Is CVE-2017-0520 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Google Inc. Android

CVE-2017-0520

An elevation of privilege vulnerability in the Qualcomm crypto engine driver could enable a local malicious application to execute arbitrary code within the context of the kernel. This issue is rated as High because it first requires compromising a privileged process. Product: Android. Versions: Kernel-3.10, Kernel-3.18. Android ID: A-31750232. References: QC-CR#1082636.

Vulnerability class: Buffer Overflow

Published 2017-03-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.1th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Google Inc. Android — versions Kernel-3.18, Kernel-3.10
Linux Kernel — versions 3.10, 3.18

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

thdusdl1219/CVE-Study

References

source.android.com/security/bulletin/2017-03-01
www.securitytracker.com/id/1037968 (vdb-entry)
source.codeaurora.org/quic/la/kernel/msm-3.18/commit/ (Patch)
www.securityfocus.com/bid/96804 (vdb-entry)
source.android.com/security/bulletin/2017-03-01.html (Vendor Advisory)

Frequently asked questions

What is CVE-2017-0520?: CVE-2017-0520 is a high-severity vulnerability in Google Inc. Android, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.0/10. Published 2017-03-08.
How severe is CVE-2017-0520?: High severity. CVSS v3 base score is 7.0 out of 10.
Is CVE-2017-0520 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.