by Kastro
Paper/Archive/CVE-2023-43520

CVE-2023-43520

Qualcomm, Inc. Snapdragon — Stack-based Buffer Overflow in WLAN HOST

EPSS 0.3%CVSS 9.8
critical.is priorityof 100
33
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 18.4.184 × 203.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Memory corruption when AP includes TID to link mapping IE in the beacons and STA is parsing the beacon TID to link mapping IE.

Affected

ProductAffectedFixed inSource
SnapdragonAR8035–CNA
SnapdragonFastConnect 6900–CNA
SnapdragonFastConnect 7800–CNA
SnapdragonFlight RB5 5G Platform–CNA
SnapdragonQAM8255P–CNA
SnapdragonQAM8650P–CNA
SnapdragonQAM8775P–CNA
SnapdragonQAMSRV1H–CNA
SnapdragonQAMSRV1M–CNA
SnapdragonQCA6391–CNA
SnapdragonQCA6554A–CNA
SnapdragonQCA6564AU–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
qualcomm (CNA)8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

refqualcomm.com/company/product-security/bulletins/february-2024-bulletin