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01 Record

CVE-2019-19196

The Bluetooth Low Energy Secure Manager Protocol (SMP) implementation on Telink Semiconductor BLE SDK versions before November 2019 for TLSR8x5x through 3.4.0, TLSR823x through 1.3.0, and TLSR826x

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

The Bluetooth Low Energy Secure Manager Protocol (SMP) implementation on Telink Semiconductor BLE SDK versions before November 2019 for TLSR8x5x through 3.4.0, TLSR823x through 1.3.0, and TLSR826x

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.35% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 71.2% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-02-12 14:23Z6 YR AGO
Last updated
2024-08-05 02:09Z2 YR AGO
Reserved
2019-11-21
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
Data version
5.1
Document digest
5dc8ac22d743ba3b3cf732a7d51d47199a1932dc99080eda7407fa068afb22b1

05 Affected products

VendorProductVersionsPlatforms
telink-semitlsr8232Not specified—
telink-semitlsr8232_ble_sdkNot specified—
telink-semitlsr8251Not specified—
telink-semitlsr8251_ble_sdkNot specified—
telink-semitlsr8253Not specified—
telink-semitlsr8253_ble_sdkNot specified—
telink-semitlsr8258Not specified—
telink-semitlsr8258_ble_sdkNot specified—
telink-semitlsr8269Not specified—
telink-semitlsr8269_ble_sdkNot specified—

06 References