CVE-2021-38544

Sony SRS-XB33 and SRS-XB43 devices through 2021-08-09 allow remote attackers to recover speech signals from an LED on the device, via a telescope and an electro-optical sensor, aka a "Glowworm" attack. The power indicator LED of the speakers is connected directly to the power line, as a result, the intensity of a device's power indicator LED is correlative to the power consumption. The sound played by the speakers affects their power consumption and as a result is also correlative to the light intensity of the LEDs. By analyzing measurements obtained from an electro-optical sensor directed at the power indicator LEDs of the speakers, we can recover the sound played by them.
References
Link Resource
https://www.nassiben.com/glowworm-attack Exploit Third Party Advisory
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Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:sony:srs-xb33_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sony:srs-xb33:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:sony:srs-xb43_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sony:srs-xb43:-:*:*:*:*:*:*:*

Information

Published : 2021-08-11 09:15

Updated : 2021-08-23 09:59


NVD link : CVE-2021-38544

Mitre link : CVE-2021-38544


JSON object : View

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Products Affected

sony

  • srs-xb33
  • srs-xb33_firmware
  • srs-xb43
  • srs-xb43_firmware