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Ar8035 Firmware CVE-2024-38397

HIGH
Buffer Over-read (CWE-126)
2024-10-07 product-security@qualcomm.com
Buffer Overflow Qualcomm Ar8035 Firmware Fastconnect 6700 Firmware Fastconnect 6900 Firmware Fastconnect 7800 Firmware Flight Rb5 5g Platform Firmware Immersive Home 3210 Platform Firmware Immersive Home 326 Platform Firmware Ipq5300 Firmware Ipq5302 Firmware Ipq5312 Firmware Ipq5332 Firmware Ipq9008 Firmware Ipq9554 Firmware Ipq9570 Firmware Ipq9574 Firmware Qam8255p Firmware Qam8295p Firmware Qam8620p Firmware Qam8650p Firmware Qam8775p Firmware Qamsrv1h Firmware Qamsrv1m Firmware Qca0000 Firmware Qca6391 Firmware Qca6554a Firmware Qca6564au Firmware Qca6574 Firmware Qca6574a Firmware Qca6574au Firmware Qca6584au Firmware Qca6595 Firmware Qca6595au Firmware Qca6678aq Firmware Qca6688aq Firmware Qca6696 Firmware Qca6698aq Firmware Qca6797aq Firmware Qca8075 Firmware Qca8081 Firmware Qca8082 Firmware Qca8084 Firmware Qca8085 Firmware Qca8337 Firmware Qca8386 Firmware Qcc710 Firmware Qcf8000 Firmware Qcf8001 Firmware Qcm5430 Firmware Qcm6490 Firmware Qcm8550 Firmware Qcn5124 Firmware Qcn6224 Firmware Qcn6274 Firmware Qcn6402 Firmware Qcn6412 Firmware Qcn6422 Firmware Qcn6432 Firmware Qcn9000 Firmware Qcn9024 Firmware Qcn9074 Firmware Qcn9274 Firmware Qcs5430 Firmware Qcs6490 Firmware Qcs7230 Firmware Qcs8250 Firmware Qcs8550 Firmware Qfw7114 Firmware Qfw7124 Firmware Qrb5165n Firmware Robotics Rb5 Platform Firmware Sa6155p Firmware Sa7255p Firmware Sa7775p Firmware Sa8155p Firmware Sa8195p Firmware Sa8255p Firmware Sa8295p Firmware Sa8620p Firmware Sa8650p Firmware Sa8770p Firmware Sa8775p Firmware Sa9000p Firmware Sdx65m Firmware Sg8275p Firmware Sm8550p Firmware Snapdragon 8 Gen 2 Mobile Platform Firmware Snapdragon 8 Gen 3 Mobile Platform Firmware Snapdragon Ar2 Gen 1 Platform Firmware Snapdragon Auto 5g Modem Rf Gen 2 Firmware Snapdragon X65 5g Modem Rf System Firmware Snapdragon X72 5g Modem Rf System Firmware Snapdragon X75 5g Modem Rf System Firmware Srv1h Firmware Srv1l Firmware Srv1m Firmware Ssg2115p Firmware Ssg2125p Firmware Sxr1230p Firmware Sxr2230p Firmware Sxr2250p Firmware Video Collaboration Vc3 Platform Firmware Video Collaboration Vc5 Platform Firmware Wcd9340 Firmware Wcd9370 Firmware Wcd9375 Firmware Wcd9380 Firmware Wcd9385 Firmware Wcd9390 Firmware Wcd9395 Firmware Wsa8830 Firmware Wsa8832 Firmware Wsa8835 Firmware Wsa8840 Firmware Wsa8845 Firmware Wsa8845h Firmware
7.5
CVSS 3.1 · Vendor: qualcomm
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Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Buffer over-read prevention
Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAI

Transient DOS while parsing probe response and assoc response frame. Rated high severity (CVSS 7.5), 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. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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 under CWE-126. Transient DOS while parsing probe response and assoc response frame. Affected products include: Qualcomm Snapdragon 8\+ Gen 2 Mobile Platform Firmware, Qualcomm Wsa8845H Firmware, Qualcomm Wsa8845 Firmware, Qualcomm Wsa8840 Firmware, Qualcomm Wsa8835 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (qualcomm) PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from Vendor (qualcomm) · only source for this CVE.

CVSS VectorVendor: qualcomm

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

DescriptionCVE.org

Transient DOS while parsing probe response and assoc response frame.

Threat Intelligence Overview

EPSS Score
0.3%
Top 77% 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 HIGH
CISA KEV No
Public POC No
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Affected Products (CPE)CVE.org

cpe:2.3:o:qualcomm:snapdragon_8\+_gen_2_mobile_platform_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8845h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8845_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8840_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8832_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9395_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9390_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9340_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sxr2250p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sxr2230p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sxr1230p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ssg2125p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ssg2115p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:srv1m_firmware:-:*:*:*:*:*:*:*
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