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CVE-2023-33099

Improper Input Validation in Multi-Mode Call Processor

High7.5EPSS 0.32%
Published
Updated
Reserved
Assigned by
qualcomm

Description

Transient DOS while processing SMS container of non-standard size received in DL NAS transport in NR.

Timeline

  1. ID reserved

    By qualcomm

  2. · 11 months later

    Published

  3. · 4 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-2023-33099, 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 · Analyzed3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.32% · top 74% 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 315 5G IoT Modem
    • affected AR8035
    • affected FastConnect 6200
    • affected FastConnect 6700
    • affected FastConnect 6800
    • affected FastConnect 6900
    • affected FastConnect 7800
    • affected QCA6174A
    • affected QCA6391
    • affected QCA6421
    • affected QCA6426
    • affected QCA6431
    • affected QCA6436
    • affected QCA6574A
    • affected QCA6584AU
    • affected QCA6595AU
    • affected QCA6696
    • affected QCA6698AQ
    • affected QCA8081
    • affected QCA8337
    • affected QCC710
    • affected QCM4490
    • affected QCM5430
    • affected QCM6490
    • affected QCM8550
    • affected QCN6024
    • affected QCN6224
    • affected QCN6274
    • affected QCN9024
    • affected QCS4490
    • affected QCS5430
    • affected QCS6490
    • affected QCS8550
    • affected QEP8111
    • affected QFW7114
    • affected QFW7124
    • affected Qualcomm Video Collaboration VC3 Platform
    • affected SD855
    • affected SD865 5G
    • affected SD888
    • and 63 more

References (1)

Sources

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

Badge for a README or a ticket

CVE-2023-33099 badge
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Record last updated .