CVE-2021-31609
Medium
Published: 07 September 2021
Published
07 September 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1
6.5
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0013
31.8th percentile
Risk Priority
13
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-31609 is a medium-severity an unspecified weakness vulnerability in Silabs Iwrap. Its CVSS base score is 6.5 (Medium).
Operationally, ranked at the 31.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-18498
Vulnerability details
The Bluetooth Classic implementation in Silicon Labs iWRAP 6.3.0 and earlier does not properly handle the reception of an oversized LMP packet greater than 17 bytes, allowing attackers in radio range to trigger a crash in WT32i via a crafted…
more
LMP packet.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
silabs
iwrap
≤ 6.3.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.