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.
Advisories
Source ID Title
EUVD EUVD EUVD-2020-20049 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T16:18:44.424Z

Reserved: 2020-10-21T00:00:00

Link: CVE-2020-27540

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-01-26T18:15:46.113

Modified: 2024-11-21T05:21:20.177

Link: CVE-2020-27540

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.