CVE-2021-28135

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Source
https://cve.org/CVERecord?id=CVE-2021-28135
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28135.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-28135
Published
2021-09-07T06:15:07.230Z
Modified
2026-07-09T00:13:26.122518Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (crash) in ESP32 by flooding the target device with LMP Feature Response data.

References

Affected packages

Git / github.com/espressif/esp-idf

Affected ranges

Type
GIT
Repo
https://github.com/espressif/esp-idf
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c8315e01107c10898947a817d5cf763cdd3f5a4f
Database specific 
{
    "cpe": "cpe:2.3:a:espressif:esp-idf:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "4.4"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

v0.*
v0.9
v1.*
v1.0
v2.*
v2.0-rc1
v2.1-rc1
v3.*
v3.0-dev
v3.1-beta1
v3.1-dev
v3.2-beta1
v3.2-dev
v3.3-beta1
v3.3-beta2
v3.3-dev
v4.*
v4.0-dev
v4.1-dev
v4.2-dev
v4.3-beta1
v4.3-dev
v4.4-dev

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28135.json"