CVE-2021-30321 (GCVE-0-2021-30321)

Vulnerability from cvelistv5 – Published: 2021-11-12 06:16 – Updated: 2024-08-03 22:32
VLAI
Summary
Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • Buffer Copy Without Checking Size of Input in WLAN
Assigner
References
Impacted products
Vendor Product Version
Qualcomm, Inc. Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity Affected: AQT1000, QCA1062, QCA1064, QCA2066, QCA6320, QCA6391, QCA6420, QCA6430, SC8280XP, SD 8CX, WCD9340, WCD9341, WCD9380, WCD9385, WCN3998, WCN6850, WCN6851, WCN6855, WCN6856, WSA8810, WSA8815, WSA8830, WSA8835
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    "redhat_vex": {
      "current_release_date": "2026-03-27T14:12:49+00:00",
      "cve": "CVE-2021-30321",
      "id": "CVE-2021-30321",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2021-30321",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-30321.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.