Espressif ESP-IDF up to 4.4 Bluetooth Classic BrakTooth Local Privilege Escalation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.0 | $0-$5k | 0.00 |
A vulnerability classified as problematic has been found in Espressif ESP-IDF up to 4.4. Affected is an unknown part of the component Bluetooth Classic Handler. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was disclosed 09/07/2021. The advisory is shared for download at dl.packetstormsecurity.net. This vulnerability is traded as CVE-2021-28139. There are neither technical details nor an exploit publicly available.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entries VDB-182065, VDB-182066, VDB-182067 and VDB-182068 are pretty similar.
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.1VulDB Meta Temp Score: 4.0
VulDB Base Score: 4.1
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Local Privilege EscalationCWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
03/11/2021 🔍09/07/2021 🔍
09/07/2021 🔍
09/10/2021 🔍
Sources
Advisory: dl.packetstormsecurity.netStatus: Not defined
CVE: CVE-2021-28139 (🔍)
See also: 🔍
Entry
Created: 09/07/2021 14:31Updated: 09/10/2021 00:13
Changes: 09/07/2021 14:31 (48), 09/07/2021 14:59 (1), 09/10/2021 00:13 (2)
Complete: 🔍
Cache ID: 3:1A3:103
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