Scalance M876-3 Firmware Security Vulnerabilities

CVE-2021-22924

libcurl keeps previously used connections in a connection pool for subsequenttransfers to reuse, if one of them matches the setup.Due to errors in the logic, the config matching function did not take 'issuercert' into account and it compared the involved paths case insensitively ,which could lead t...

CVE-2022-31766

A vulnerability has been identified in RUGGEDCOM RM1224 LTE(4G) EU (All versions < V7.1.2), RUGGEDCOM RM1224 LTE(4G) NAM (All versions < V7.1.2), SCALANCE M804PB (All versions < V7.1.2), SCALANCE M812-1 ADSL-Router (Annex A) (All versions < V7.1.2), SCALANCE M812-1 ADSL-Router (Annex B)...

CVE-2022-46140

Affected devices use a weak encryption scheme to encrypt the debug zip file. This could allow an authenticated attacker to decrypt the contents of the file and retrieve debug information about the system.

CVE-2022-46142

Affected devices store the CLI user passwords encrypted in flash memory. Attackers with physical access to the device could retrieve the file and decrypt the CLI user passwords.

CVE-2022-46143

Affected devices do not check the TFTP blocksize correctly. This could allow an authenticated attacker to read from an uninitialized buffer that potentially contains previously allocated data.