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Fencer Vulns
critical 9.8

CVE-2023-28582 json

Buffer Copy Without Checking Size of Input in Data Modem

published 2024-03-04 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-32252

cvss
9.8
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 38%
public exploits
0
none known

Summary

Memory corruption in Data Modem while verifying hello-verify message during the DTLS handshake.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Qualcomm, Inc. Snapdragon
  • qualcomm ar8035_firmware
  • qualcomm fastconnect_6700_firmware
  • qualcomm fastconnect_6900_firmware
  • qualcomm fastconnect_7800_firmware
  • qualcomm qca6584au_firmware
  • qualcomm qca6698aq_firmware
  • qualcomm qca8081_firmware
  • qualcomm qca8337_firmware
  • qualcomm qcc710_firmware
  • qualcomm qcm4490_firmware
  • qualcomm qcm8550_firmware
  • qualcomm qcn6024_firmware
  • qualcomm qcn6224_firmware
  • qualcomm qcn6274_firmware
  • qualcomm qcn9024_firmware
  • qualcomm qcs4490_firmware
  • qualcomm qfw7114_firmware
  • qualcomm qfw7124_firmware
  • qualcomm sm8550p_firmware
  • qualcomm snapdragon_4_gen_2_mobile_platform_firmware
  • qualcomm snapdragon_8_gen_2_mobile_platform_firmware
  • qualcomm snapdragon_8_gen_3_mobile_platform_firmware
  • qualcomm snapdragon_auto_5g_modem-rf_gen_2_firmware
  • qualcomm snapdragon_x65_5g_modem-rf_system_firmware
  • qualcomm snapdragon_x70_modem-rf_system_firmware
  • qualcomm snapdragon_x75_5g_modem-rf_system_firmware
  • qualcomm wcd9340_firmware
  • qualcomm wcd9370_firmware
  • qualcomm wcd9380_firmware
  • qualcomm wcd9385_firmware
  • qualcomm wcd9390_firmware
  • qualcomm wcd9395_firmware
  • qualcomm wcn3950_firmware
  • qualcomm wcn3988_firmware
  • qualcomm wsa8810_firmware
  • qualcomm wsa8815_firmware
  • qualcomm wsa8830_firmware
  • qualcomm wsa8832_firmware
  • qualcomm wsa8835_firmware
  • qualcomm wsa8840_firmware
  • qualcomm wsa8845_firmware
  • qualcomm wsa8845h_firmware

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input
  • CWE-787 Out-of-bounds Write

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.