SB2019092520 - Multiple vulnerabilities in Moxa ioLogik 2500 Series Controllers and IOxpress Configuration Utility

Description

This security bulletin contains information about 3 vulnerabilities.

1) Cleartext storage of sensitive information (CVE-ID: CVE-2019-18238)

CWE-ID: CWE-312 - Cleartext Storage of Sensitive Information

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to access an administrative account.

The vulnerability exists due to sensitive information is stored in configuration files without encryption. A remote attacker can obtain credentials.

2) Cleartext transmission of sensitive information (CVE-ID: CVE-2020-7003)

CWE-ID: CWE-319 - Cleartext Transmission of Sensitive Information

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to software uses insecure communication channel to transmit sensitive information. A remote attacker with ability to intercept network traffic can gain access to sensitive data.

3) Incorrectly Specified Destination in a Communication Channel (CVE-ID: CVE-2019-18242)

CWE-ID: CWE-941 - Incorrectly Specified Destination in a Communication Channel

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to the frequent and multiple requests for short-term use. A remote attacker can cause the web server to fail.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://ics-cert.us-cert.gov/advisories/icsa-20-056-02
• https://www.moxa.com/en/support/support/security-advisory/iologik-2542-hspa-series-ioxpress-vulnerabilities