SB2017102702 - Multiple vulnerabilities in Korenix JetNet

Description

This security bulletin contains information about 2 vulnerabilities.

1) Use of hard-coded cryptographic key (CVE-ID: CVE-2017-14021)

CWE-ID: CWE-321 - Use of Hard-coded Cryptographic Key

CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to perform MITM-attack on the target system.

The weakness exists due use of hard-coded cryptographic key. A remote attacker can gain access to hard-coded certificates and private keys and perform man-in-the-middle attacks.

2) Use of hard-coded credentials (CVE-ID: CVE-2017-14027)

CWE-ID: CWE-798 - Use of Hard-coded Credentials

CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to bypass security restrictions.

The weakness exists due use of undocumented hard-coded credentials. A remote attacker can bypass security restrictions and gain remote access to the target system.

Remediation

Install update from vendor's website.

References

• https://ics-cert.us-cert.gov/advisories/ICSA-17-299-01