Moxa: >> Awk-3131a Firmware Security Vulnerabilities
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 that user. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.
CVSS Score
9.9
EPSS Score
0.005
Published
2020-02-25
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 can send authenticated SNMP requests to trigger this vulnerability.
CVSS Score
8.0
EPSS Score
0.002
Published
2020-02-25
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 while authenticated as a low privilege user to trigger this vulnerability.
CVSS Score
8.8
EPSS Score
0.005
Published
2020-02-25
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.
CVSS Score
7.5
EPSS Score
0.004
Published
2020-02-25
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 can send diagnostic while authenticated as a low privilege user to trigger this vulnerability.
CVSS Score
9.9
EPSS Score
0.037
Published
2020-02-25
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.
CVSS Score
6.2
EPSS Score
0.001
Published
2020-02-25
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 can send commands while authenticated as a low privilege user to trigger this vulnerability.
CVSS Score
8.8
EPSS Score
0.015
Published
2020-02-25
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 send commands while authenticated as a low privilege user to trigger this vulnerability.
CVSS Score
8.8
EPSS Score
0.043
Published
2020-02-25
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 send various authenticated requests to trigger this vulnerability.
CVSS Score
7.2
EPSS Score
0.021
Published
2020-02-25
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 while authenticated as a low privilege user to trigger this vulnerability.
CVSS Score
8.8
EPSS Score
0.032
Published
2020-02-25
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