Awk-3131A Firmware Security Vulnerabilities - February 2020

CVE-2019-5136

An exploitable privilege escalation vulnerability exists in the iw_console functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted menu selection string can cause an escape from the restricted console, resulting in system access as the root user. An attacker can send commands...

CVE-2019-5137

The usage of hard-coded cryptographic keys within the ServiceAgent binary allows for the decryption of captured traffic across the network from or to the Moxa AWK-3131A firmware version 1.13.

CVE-2019-5138

An exploitable command injection vulnerability exists in encrypted diagnostic script functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted diagnostic script file can cause arbitrary busybox commands to be executed, resulting in remote control over the device. An attacker ca...

CVE-2019-5139

An exploitable use of hard-coded credentials vulnerability exists in multiple iw_* utilities of the Moxa AWK-3131A firmware version 1.13. The device operating system contains an undocumented encryption password, allowing for the creation of custom diagnostic scripts.

CVE-2019-5140

An exploitable command injection vulnerability exists in the iwwebs functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted diagnostic script file name can cause user input to be reflected in a subsequent iwsystem call, resulting in remote control over the device. An attacker...

CVE-2019-5141

An exploitable command injection vulnerability exists in the iw_webs functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted iw_serverip parameter can cause user input to be reflected in a subsequent iw_system call, resulting in remote control over the device. An attacker can...

CVE-2019-5142

An exploitable command injection vulnerability exists in the hostname functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted entry to network configuration information can cause execution of arbitrary system commands, resulting in full control of the device. An attacker can ...

CVE-2019-5143

An exploitable format string vulnerability exists in the iw_console conio_writestr functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted time server entry can cause an overflow of the time server buffer, resulting in remote code execution. An attacker can send commands whil...

CVE-2019-5148

An exploitable denial-of-service vulnerability exists in ServiceAgent functionality of the Moxa AWK-3131A, firmware version 1.13. A specially crafted packet can cause an integer underflow, triggering a large memcpy that will access unmapped or out-of-bounds memory. An attacker can send this packet ...

CVE-2019-5153

An exploitable remote code execution vulnerability exists in the iw_webs configuration parsing functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted user name entry can cause an overflow of an error message buffer, resulting in remote code execution. An attacker can send co...

CVE-2019-5162

An exploitable improper access control vulnerability exists in the iw_webs account settings functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted user name entry can cause the overwrite of an existing user account password, resulting in remote shell access to the device as ...

CVE-2019-5165

An exploitable authentication bypass vulnerability exists in the hostname processing of the Moxa AWK-3131A firmware version 1.13. A specially configured device hostname can cause the device to interpret select remote traffic as local traffic, resulting in a bypass of web authentication. An attacker...