CVE-2021-28139

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly restrict the Feature Page upon reception of an LMP Feature Response Extended packet, allowing attackers in radio range to trigger arbitrary code execution in ESP32 via a crafted Extended Features bitfield payload.

CVSS v3.0 8.8 HIGH
CVSS v2.0 8.3 HIGH

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

8.3^/10

CVSS v2.0 : HIGH

Vector : AV:A/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 6.5 / Impact : 10.0

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/espressif/esp32-bt-lib	Product Third Party Advisory
https://dl.packetstormsecurity.net/papers/general/braktooth.pdf	Technical Description Third Party Advisory
https://www.espressif.com/en/products/socs/esp32	Product Vendor Advisory
https://github.com/espressif/esp-idf	Product Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:espressif:esp-idf:*:*:*:*:*:*:*:*

cpe:2.3:h:espressif:esp32:-:*:*:*:*:*:*:*

Information

Published : 2021-09-07 00:15

Updated : 2021-09-09 16:30

NVD link : CVE-2021-28139

Mitre link : CVE-2021-28139

JSON object : View

CWE

NVD-CWE-noinfo

Advertisement

Products Affected

espressif

esp32
esp-idf

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/espressif/esp32-bt-lib", "name": "https://github.com/espressif/esp32-bt-lib", "tags": ["Product", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://dl.packetstormsecurity.net/papers/general/braktooth.pdf", "name": "https://dl.packetstormsecurity.net/papers/general/braktooth.pdf", "tags": ["Technical Description", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.espressif.com/en/products/socs/esp32", "name": "https://www.espressif.com/en/products/socs/esp32", "tags": ["Product", "Vendor Advisory"], "refsource": "MISC"}, {"url": "https://github.com/espressif/esp-idf", "name": "https://github.com/espressif/esp-idf", "tags": ["Product", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly restrict the Feature Page upon reception of an LMP Feature Response Extended packet, allowing attackers in radio range to trigger arbitrary code execution in ESP32 via a crafted Extended Features bitfield payload."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-28139", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 8.3, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}}, "publishedDate": "2021-09-07T07:15Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:espressif:esp-idf:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "4.4"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:espressif:esp32:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-09-09T23:30Z"}