Inadequate Encryption Strength in Hitachi Energy products - CVE-2021-40341

Vulnerability identifier: #VU70765

CSH Severity: Low

CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-40341

CWE-ID: CWE-326

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local attacker to compromise the target system.

The vulnerability exists due to inadequate encryption strength within the DES cypher. A local attacker can decrypt the cypher in a short time.

FOXMAN-UN R16A
FOXMAN-UN R15B
FOXMAN-UN R15A
FOXMAN-UN R14B
FOXMAN-UN R14A
FOXMAN-UN R11B
FOXMAN-UN R11A
FOXMAN-UN R10C
FOXMAN-UN R9C
UNEM R16A
UNEM R15B
UNEM R15A
UNEM R14B
UNEM R14A
UNEM R11B
UNEM R11A
UNEM R10C
UNEM R9C

Install updates from vendor's website.

• https://search.abb.com/library/Download.aspx?DocumentID=8DBD000083&LanguageCode=en&DocumentPartId=&Action=Launch
• https://www.cisa.gov/uscert/ics/advisories/icsa-23-005-02

• Multiple vulnerabilities in Hitachi Energy FOXMAN-UN
• Multiple vulnerabilities in Hitachi Energy UNEM