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315 5g Iot Modem Firmware CVE-2023-33054

CRITICAL
Improper Authentication (CWE-287)
2023-12-05 product-security@qualcomm.com
Authentication Bypass Qualcomm 315 5g Iot Modem Firmware Aqt1000 Firmware Ar8035 Firmware Csra6620 Firmware Csra6640 Firmware Qam8295p Firmware Qca6174a Firmware Qca6310 Firmware Qca6320 Firmware Qca6335 Firmware Qca6391 Firmware Qca6420 Firmware Qca6421 Firmware Qca6426 Firmware Qca6430 Firmware Qca6431 Firmware Qca6436 Firmware Qca6574 Firmware Qca6574a Firmware Qca6574au Firmware Qca6584au Firmware Qca6595 Firmware Qca6595au Firmware Qca6696 Firmware Qca6698aq Firmware Qca8081 Firmware Qca8337 Firmware Qca9377 Firmware Qcc710 Firmware Qcm2290 Firmware Qcm4290 Firmware Qcm4325 Firmware Qcm4490 Firmware Qcm5430 Firmware Qcm6125 Firmware Qcm6490 Firmware Qcm8550 Firmware Qcn6024 Firmware Qcn6224 Firmware Qcn6274 Firmware Qcn9024 Firmware Qcs2290 Firmware Qcs410 Firmware Qcs4290 Firmware Qcs4490 Firmware Qcs5430 Firmware Qcs610 Firmware Qcs6125 Firmware Qcs6490 Firmware Qcs8250 Firmware Qcs8550 Firmware Qfw7114 Firmware Qfw7124 Firmware Sa6145p Firmware Sa6150p Firmware Sa6155 Firmware Sa6155p Firmware Sa8145p Firmware Sa8150p Firmware Sa8155 Firmware Sa8155p Firmware Sa8195p Firmware Sa8295p Firmware Sd660 Firmware Sd730 Firmware Sd835 Firmware Sd855 Firmware Sd865 5g Firmware Sd888 Firmware Sdx55 Firmware Sg4150p Firmware Sm6250 Firmware Sm7250p Firmware Sm7315 Firmware Sm7325p Firmware Sm8550p Firmware Snapdragon 4 Gen 2 Mobile Platform Firmware Snapdragon 675 Mobile Platform Firmware Snapdragon 8 Gen 2 Mobile Platform Firmware Snapdragon Auto 5g Modem Rf Gen 2 Firmware Snapdragon X12 Lte Modem Firmware Snapdragon X50 5g Modem Rf System Firmware Snapdragon X55 5g Modem Rf System Firmware Snapdragon X65 5g Modem Rf System Firmware Snapdragon X75 5g Modem Rf System Firmware Snapdragon Xr2 5g Platform Firmware Sw5100 Firmware Sw5100p Firmware Sxr2130 Firmware Video Collaboration Vc1 Platform Firmware Video Collaboration Vc3 Platform Firmware Video Collaboration Vc5 Platform Firmware Wcd9326 Firmware Wcd9335 Firmware Wcd9340 Firmware Wcd9341 Firmware Wcd9370 Firmware Wcd9375 Firmware Wcd9380 Firmware Wcd9385 Firmware Wcd9390 Firmware Wcd9395 Firmware Wcn3610 Firmware Wcn3615 Firmware Wcn3660b Firmware Wcn3680b Firmware Wcn3910 Firmware Wcn3950 Firmware Wcn3980 Firmware Wcn3988 Firmware Wcn3990 Firmware Wcn6740 Firmware Wsa8810 Firmware Wsa8815 Firmware Wsa8830 Firmware Wsa8832 Firmware Wsa8835 Firmware Wsa8840 Firmware Wsa8845 Firmware Wsa8845h Firmware Snapdragon 7C Gen 3 Compute Firmware Sm8475 Firmware Snapdragon Wear 4100 Platform Firmware Snapdragon Xr2 Gen 1 Platform Firmware Snapdragon W5 Gen 1 Wearable Platform Firmware Wcn6750 Firmware Sdm660 Firmware Sdm845 Firmware Sda845 Firmware Qcs605 Firmware Qm215 Firmware Sm8150 Firmware Sm8250 Firmware Sm6125 Firmware Sm8350 Firmware Qcs603 Firmware Wcn3991 Firmware Wcn3998 Firmware Sm4350 Firmware Sm7325 Firmware Sm6225 Firmware Sm6375 Firmware Sm8450 Firmware Sm4375 Firmware Wcn685X 1 Firmware Wcn785X 1 Firmware Wcn685X 5 Firmware Wcn785X 5 Firmware 8998 Firmware Sm4350 Ac Firmware Sm6150 Ac Firmware Sm6225 Ad Firmware Sm7150 Aa Firmware Sm7150 Ab Firmware Sm7150 Ac Firmware Sm7250 Aa Firmware Sm7250 Ab Firmware Sm7250 Ac Firmware Sm7325 Ae Firmware Sm7325 Af Firmware Sm8150 Ac Firmware Sm8250 Ab Firmware Sm8250 Ac Firmware Sm8350 Ac Firmware Sm7350 Ab Firmware 8098 Firmware Apq5053 Aa Firmware
9.1
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication mechanism validation
MITRE ATT&CK

2 techniques across 2 tactics: Defense Evasion, Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 9.1 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

A remote attacker could bypass authentication mechanisms to gain unauthorized access by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAI

Cryptographic issue in GPS HLOS Driver while downloading Qualcomm GNSS assistance data. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. Cryptographic issue in GPS HLOS Driver while downloading Qualcomm GNSS assistance data. Affected products include: Qualcomm 315 5G Iot Modem Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8035 Firmware, Qualcomm Csra6620 Firmware, Qualcomm Csra6640 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.1 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

DescriptionNVD

Cryptographic issue in GPS HLOS Driver while downloading Qualcomm GNSS assistance data.

Threat Intelligence Overview

EPSS Score
0.4%
Top 72% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +46
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:o:qualcomm:315_5g_iot_modem_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csra6620_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csra6640_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn3991_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn3998_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn6750_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn685x-5_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn685x-1_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn785x-1_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn785x-5_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qam8295p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6310_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6320_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6335_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6420_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6421_firmware:-:*:*:*:*:*:*:*
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