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Fencer Vulns
high 7.5

CVE-2023-21660 json

Buffer Over-read in WLAN Firmware

published 2023-06-06 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-25827

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits
0
none known

Summary

Transient DOS in WLAN Firmware while parsing FT Information Elements.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Qualcomm, Inc. Snapdragon
  • qualcomm csr8811_firmware
  • qualcomm fastconnect_6700_firmware
  • qualcomm fastconnect_6900_firmware
  • qualcomm fastconnect_7800_firmware
  • qualcomm immersive_home_214_platform_firmware
  • qualcomm immersive_home_216_platform_firmware
  • qualcomm immersive_home_316_platform_firmware
  • qualcomm immersive_home_318_platform_firmware
  • qualcomm ipq5010_firmware
  • qualcomm ipq5028_firmware
  • qualcomm ipq6000_firmware
  • qualcomm ipq6010_firmware
  • qualcomm ipq6018_firmware
  • qualcomm ipq6028_firmware
  • qualcomm ipq8070a_firmware
  • qualcomm ipq8071a_firmware
  • qualcomm ipq8072a_firmware
  • qualcomm ipq8074a_firmware
  • qualcomm ipq8076_firmware
  • qualcomm ipq8076a_firmware
  • qualcomm ipq8078_firmware
  • qualcomm ipq8078a_firmware
  • qualcomm ipq8173_firmware
  • qualcomm ipq8174_firmware
  • qualcomm ipq9574_firmware
  • qualcomm qca4024_firmware
  • qualcomm qca8075_firmware
  • qualcomm qca8081_firmware
  • qualcomm qca8082_firmware
  • qualcomm qca8084_firmware
  • qualcomm qca8085_firmware
  • qualcomm qca8386_firmware
  • qualcomm qca9888_firmware
  • qualcomm qca9889_firmware
  • qualcomm qcc2073_firmware
  • qualcomm qcc2076_firmware
  • qualcomm qcm4490_firmware
  • qualcomm qcm6490_firmware
  • qualcomm qcn5022_firmware
  • qualcomm qcn5024_firmware
  • qualcomm qcn5052_firmware
  • qualcomm qcn5122_firmware
  • qualcomm qcn5124_firmware
  • qualcomm qcn5152_firmware
  • qualcomm qcn5154_firmware
  • qualcomm qcn5164_firmware
  • qualcomm qcn6023_firmware
  • qualcomm qcn6024_firmware
  • qualcomm qcn6122_firmware

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.