Vulnerability in Amazon Alexa
CVE-2023-33248
Amazon Alexa software version 8960323972 on Echo Dot 2nd generation and 3rd generation devices potentially allows attackers to deliver security-relevant commands via an audio signal between 16 and 22 kHz (often outside the range of human adult hearing). Commands at these frequencies are essentially never spoken by authorized actors, but a substantial fraction of the commands are successful.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (49.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Amazon Alexa — versions 8960323972
- Amazon Echo Dot
References
- cios2023.org/papers (Third Party Advisory)
- www.usenix.org/system/files/sec23fall-prepub-261-xia-qi.pdf (Technical Description, Exploit, Third Party Advisory)
- sites.google.com/view/nuitattack/home (Third Party Advisory)
- arxiv.org/abs/2305.10358 (Third Party Advisory)
- github.com/reveondivad/nuance (Exploit, Third Party Advisory)
- youtu.be/3gEc5ZFWIWo (Technical Description, Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-33248?
- CVE-2023-33248 is a high-severity vulnerability in Amazon Alexa. CVSS score: 7.6/10. Published 2023-05-24.
- How severe is CVE-2023-33248?
- High severity. CVSS v3 base score is 7.6 out of 10.