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CVE-2024-6657

BLE peripheral DoS after few cycles of connect/disconnects

MEDIUM
6.5
CVSS Score
Published: October 11, 2024 at 01:52 PM UTC
Updated: June 17, 2026 at 08:18 AM UTC
1 product affected across 1 vendorEFR32 BLE SDK

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

A denial of service may be caused to a single peripheral device in a BLE network when multiple central devices continuously connect and disconnect to the peripheral. A hard reset is required to recover the peripheral device.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

EFR32 BLE SDK· Silabs Com
60%
7.1.0 ≤ v ≤ 7.1.17.1.08.0.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Permissions RequiredVendor Advisory
Source: [email protected]
https://community.silabs.com/068Vm00000FfVNN

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMSilabs
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-821

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