HOMEVULNERABILITIESCVE-2020-3633
CRITICAL

CVE-2020-3633

CWE-129Published: June 2, 2020· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Array out of bound may occur while playing mp3 file as no check is there on offset if it is greater than the buffer allocated or not in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8053, APQ8096AU, APQ8098, Kamorta, MDM9206, MDM9207C, MDM9607, MSM8905, MSM8909W, MSM8917, MSM8953, MSM8996AU, MSM8998, QCS405, QCS605, QM215, Rennell, Saipan, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDX20, SM6150, SM7150, SM8150, SM8250, SXR2130

NVD Source

Technical Analysis

CVE-2020-3633 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Qualcomm74 product(s)
apq8009 firmwareapq8009apq8053 firmwareapq8053apq8096au firmwareapq8096auapq8098 firmwareapq8098kamorta firmwarekamortamdm9206 firmwaremdm9206+62
Source: NVD CPE · 74 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2020-3633
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-129
CISA KEVNo
Affected1 vendor(s)
PublishedJun 2, 2020

Related CVEs (CWE-129)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-3633 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.