Texas Instruments SDK up to 3.30.00.20 Bluetooth Low Energy Crafted Packet buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Texas Instruments SDK up to 3.30.00.20 and classified as problematic. This vulnerability affects unknown code of the component Bluetooth Low Energy. This manipulation as part of Crafted Packet causes buffer overflow. This vulnerability is registered as CVE-2019-17520. The attack requires access to the local network. No exploit is available.

Detailsinfo

A vulnerability has been found in Texas Instruments SDK up to 3.30.00.20 and classified as problematic. Affected by this vulnerability is an unknown part of the component Bluetooth Low Energy. The manipulation as part of a Crafted Packet leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect availability. The summary by CVE is:

The Bluetooth Low Energy implementation on Texas Instruments SDK through 3.30.00.20 for CC2640R2 devices does not properly restrict the SM Public Key packet on reception, allowing attackers in radio range to cause a denial of service (crash) via crafted packets.

The weakness was published 02/10/2020. This vulnerability is known as CVE-2019-17520 since 10/12/2019. The attack needs to be done within the local network. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-149844 and VDB-149843. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/12/2019 🔍
02/10/2020 +121 days 🔍
02/11/2020 +1 days 🔍
03/29/2024 +1508 days 🔍

Sourcesinfo

Advisory: ti.com
Status: Not defined

CVE: CVE-2019-17520 (🔍)
GCVE (CVE): GCVE-0-2019-17520
GCVE (VulDB): GCVE-100-149845
See also: 🔍

Entryinfo

Created: 02/11/2020 07:13
Updated: 03/29/2024 10:05
Changes: 02/11/2020 07:13 (37), 02/11/2020 07:18 (17), 03/29/2024 10:05 (17)
Complete: 🔍
Cache ID: 216::103

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