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CVE-2023-21660

Buffer Over-read in WLAN Firmware

High7.5EPSS 0.38%
Published
Updated
Reserved
Assigned by
qualcomm

Description

Transient DOS in WLAN Firmware while parsing FT Information Elements.

Timeline

  1. ID reserved

    By qualcomm

  2. · 6 months later

    Published

  3. · 14 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-21660, by who scored it
Scored byCVSSScoreVector
qualcommCNA (assigner)3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.38% · top 67% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • Qualcomm, Inc. · Snapdragon

    • affected CSR8811
    • affected FastConnect 6700
    • affected FastConnect 6900
    • affected FastConnect 7800
    • affected Immersive Home 214 Platform
    • affected Immersive Home 216 Platform
    • affected Immersive Home 316 Platform
    • affected Immersive Home 318 Platform
    • affected IPQ5010
    • affected IPQ5028
    • affected IPQ6000
    • affected IPQ6010
    • affected IPQ6018
    • affected IPQ6028
    • affected IPQ8070A
    • affected IPQ8071A
    • affected IPQ8072A
    • affected IPQ8074A
    • affected IPQ8076
    • affected IPQ8076A
    • affected IPQ8078
    • affected IPQ8078A
    • affected IPQ8173
    • affected IPQ8174
    • affected IPQ9574
    • affected QCA4024
    • affected QCA8075
    • affected QCA8081
    • affected QCA8082
    • affected QCA8084
    • affected QCA8085
    • affected QCA8386
    • affected QCA9888
    • affected QCA9889
    • affected QCC2073
    • affected QCC2076
    • affected QCM4490
    • affected QCM6490
    • affected QCN5022
    • affected QCN5024
    • and 38 more

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2023-21660 badge
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Record last updated .