CVE-2023-33065

Local information disclosure via AVCS buffer over-read

Published Feb 6, 2024 · Updated Aug 6, 2024

Buffer over-read in Qualcomm Snapdragon Audio firmware allows local users to disclose data through an ADSP payload sent to AVCS services. Qualcomm identifies the locus only as Audio access to AVCS services from an ADSP payload and does not disclose the specific function or missing bounds check. A low-privilege local context is required; successful exploitation exposes protected data and can also interrupt the affected service.

CVSS severity6.1
Medium
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer over-read in Qualcomm Snapdragon Audio firmware allows local users to disclose data through an ADSP payload sent to AVCS services. Qualcomm identifies the locus only as Audio access to AVCS services from an ADSP payload and does not disclose the specific function or missing bounds check. A low-privilege local context is required; successful exploitation exposes protected data and can also interrupt the affected service.

The record

CVE
CVE-2023-33065
Published
Feb 6, 2024
Updated
Aug 6, 2024
Vendor
Qualcomm
Product
SA8155P Firmware
Classifications
CWE-125, CWE-126, T1005
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 6, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 6, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=*

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · SA8155P Firmwareversion=0 <=*
Qualcomm · Qualcomm SM7315 Firmwareversion=0 <=*
Qualcomm · SA9000P Firmwareversion=0 <=*
Qualcomm · QCN9074 Firmwareversion=0 <=*
Qualcomm · Qualcomm WCN3660B Firmwareversion=0 <=*
Qualcomm · QCA6698AQ Firmwareversion=0 <=*
Qualcomm · QAM8255P Firmwareversion=0 <=*
Qualcomm · Qualcomm WCD9375 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 820 Automotive Platform Firmwareversion=0 <=*
Qualcomm · QCN6274 Firmwareversion=0 <=*
Qualcomm · SA8770P Firmwareversion=0 <=*
Qualcomm · QCS610 Firmwareversion=0 <=*
Qualcomm · QAMSRV1M Firmwareversion=0 <=*
Qualcomm · SRV1M Firmwareversion=0 <=*
Qualcomm · WSA8810 Firmwareversion=0 <=*
Qualcomm · QCA8337 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 429 Mobile Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6426 Firmwareversion=0 <=*
Qualcomm · SA6150P Firmwareversion=0 <=*
Qualcomm · QCA8081 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 778G 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · FastConnect 7800 Firmwareversion=0 <=*
Qualcomm · WCN3680B Firmwareversion=0 <=*
Qualcomm · QCA6320 Firmwareversion=0 <=*
Qualcomm · QCS410 Firmwareversion=0 <=*
Qualcomm · QAM8650P Firmwareversion=0 <=*
Qualcomm · SA8195P Firmwareversion=0 <=*
Qualcomm · Qualcomm SD888 Firmwareversion=0 <=*
Qualcomm · SA8775P Firmwareversion=0 <=*
Qualcomm · Qualcomm SM7325P Firmwareversion=0 <=*
Qualcomm · Snapdragonversion=AQT1000; version=AR8035; version=C-V2X 9150; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=MDM9650; version=MSM8996AU; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QAMSRV1H; version=QAMSRV1M; version=QCA6310; version=QCA6320; version=QCA6391; version=QCA6420; version=QCA6426; version=QCA6430; version=QCA6436; version=QCA6564A; version=QCA6564AU; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6696; version=QCA6698AQ; version=QCA8081; version=QCA8337; version=QCC710; version=QCN6224; version=QCN6274; version=QCN9074; version=QCS410; version=QCS610; version=QFW7114; version=QFW7124; version=Qualcomm Video Collaboration VC1 Platform; version=Qualcomm Video Collaboration VC3 Platform; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SA8255P; version=SA8295P; version=SA8650P; version=SA8770P; version=SA8775P; version=SA9000P; version=SD835; version=SD855; version=SD865 5G; version=SD888; version=SDM429W; version=SM7315; version=SM7325P; version=Snapdragon 429 Mobile Platform; version=Snapdragon 778G 5G Mobile Platform; version=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE); version=Snapdragon 780G 5G Mobile Platform; version=Snapdragon 782G Mobile Platform (SM7325-AF); version=Snapdragon 7c+ Gen 3 Compute; version=Snapdragon 820 Automotive Platform; version=Snapdragon 835 Mobile PC Platform; version=Snapdragon 855+/860 Mobile Platform (SM8150-AC); version=Snapdragon 855 Mobile Platform; version=Snapdragon 865 5G Mobile Platform; version=Snapdragon 865+ 5G Mobile Platform (SM8250-AB); version=Snapdragon 870 5G Mobile Platform (SM8250-AC); version=Snapdragon 888 5G Mobile Platform; version=Snapdragon 888+ 5G Mobile Platform (SM8350-AC); version=Snapdragon Auto 5G Modem-RF Gen 2; version=Snapdragon Wear 4100+ Platform; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon X75 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=SRV1H; version=SRV1M; version=SXR2130; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3610; version=WCN3620; version=WCN3660B; version=WCN3680B; version=WCN3950; version=WCN3980; version=WCN3990; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835
Qualcomm · SA6155P Firmwareversion=0 <=*
Qualcomm · Qualcomm SD835 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 865 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 835 Mobile PC Platform Firmwareversion=0 <=*
Qualcomm · SA8255P Firmwareversion=0 <=*
Qualcomm · Qualcomm SD855 Firmwareversion=0 <=*
Qualcomm · SA8295P Firmwareversion=0 <=*
Qualcomm · SA8145P Firmwareversion=0 <=*
Qualcomm · FastConnect 6700 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6564A Firmwareversion=0 <=*
Qualcomm · Qualcomm Video Collaboration VC1 Platform Firmwareversion=0 <=*
Qualcomm · FastConnect 6900 Firmwareversion=0 <=*
Qualcomm · WCD9370 Firmwareversion=0 <=*
Qualcomm · SA8150P Firmwareversion=0 <=*
Qualcomm · QCA6420 Firmwareversion=0 <=*
Qualcomm · QFW7124 Firmwareversion=0 <=*
Qualcomm · QCN6224 Firmwareversion=0 <=*
Qualcomm · Qualcomm WCD9341 Firmwareversion=0 <=*
Qualcomm · Snapdragon X55 5G Modem-RF System Firmwareversion=0 <=*
Qualcomm · QAMSRV1H Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6564AU Firmwareversion=0 <=*
Qualcomm · C-V2X 9150 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 855 Mobile Platform Firmwareversion=0 <=*
Qualcomm · QAM8295P Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6436 Firmwareversion=0 <=*
Qualcomm · QCA6574AU Firmwareversion=0 <=*
Qualcomm · QCA6584AU Firmwareversion=0 <=*
Qualcomm · WCD9380 Firmwareversion=0 <=*
Qualcomm · Qualcomm WCN6740 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6574A Firmwareversion=0 <=*
Qualcomm · Snapdragon Auto 5G Modem-RF Gen 2 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6430 Firmwareversion=0 <=*
Qualcomm · MSM8996AU Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 780G 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · SA6145P Firmwareversion=0 <=*
Qualcomm · Qualcomm WCN3990 Firmwareversion=0 <=*
Qualcomm · Qualcomm SD865 5G Firmwareversion=0 <=*
Qualcomm · Qualcomm WCN3610 Firmwareversion=0 <=*
Qualcomm · Qualcomm WCN3620 Firmwareversion=0 <=*
Qualcomm · FastConnect 6200 Firmwareversion=0 <=*
Qualcomm · AR8035 Firmwareversion=0 <=*
Qualcomm · QCC710 Firmwareversion=0 <=*
Qualcomm · QAM8775P Firmwareversion=0 <=*
Qualcomm · AQT1000 Firmwareversion=0 <=*
Qualcomm · WCN3950 Firmwareversion=0 <=*
Qualcomm · WSA8830 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 888+ 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · QCA6391 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon XR2 5G Platform Firmwareversion=0 <=*
Qualcomm · WCD9385 Firmwareversion=0 <=*
Qualcomm · WCD9340 Firmwareversion=0 <=*
Qualcomm · WCN3980 Firmwareversion=0 <=*
Qualcomm · WSA8835 Firmwareversion=0 <=*
Qualcomm · Qualcomm Video Collaboration VC3 Platform Firmwareversion=0 <=*
Qualcomm · SA8650P Firmwareversion=0 <=*
Qualcomm · Qualcomm WCD9335 Firmwareversion=0 <=*
Qualcomm · FastConnect 6800 Firmwareversion=0 <=*
Qualcomm · SXR2130 Firmwareversion=0 <=*
Qualcomm · SRV1H Firmwareversion=0 <=*
Qualcomm · Snapdragon X75 5G Modem-RF System Firmwareversion=0 <=*
Qualcomm · QCA6696 Firmwareversion=0 <=*
Qualcomm · QFW7114 Firmwareversion=0 <=*
Qualcomm · SDM429W Firmwareversion=0 <=*
Qualcomm · MDM9650 Firmwareversion=0 <=*
Qualcomm · WSA8815 Firmwareversion=0 <=*
Qualcomm · QCA6310 Firmwareversion=0 <=*

Published CVSS scores

7.1NISTCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
6.1Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-125Out-of-bounds Read
CWE-126Buffer Over-read
T1005Data from Local System

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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