Bash injection vulnerability and bypass of signature verification in Rostelecom CS-C2SHW 5.0.082.1. The camera reads firmware update configuration from SD card file vc\version.json. fw-sign parameter and from this configuration is directly inserted into a bash command. Firmware update is run automatically if there is special file on the inserted SD card.
References
Link | Resource |
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https://dil4rd.medium.com/groundhog-day-in-iot-valley-or-5-cves-in-1-camera-7dc1d2864707 | Exploit Third Party Advisory |
Configurations
Configuration 1 (hide)
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History
No history.
Information
Published : 2021-01-26 18:15
Updated : 2024-02-04 21:23
NVD link : CVE-2020-27540
Mitre link : CVE-2020-27540
CVE.ORG link : CVE-2020-27540
JSON object : View
Products Affected
company
- cs-c2shw_firmware
- cs-c2shw
CWE
CWE-347
Improper Verification of Cryptographic Signature