CVE-2021-40342

Use of default key for encryption

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In the DES implementation, the affected product versions use a default key for encryption. Successful exploitation allows an attacker to obtain sensitive information and gain access to the network elements that are managed by the affected products versions.

This issue affects

* FOXMAN-UN product: 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 product: UNEM R16A, UNEM R15B, UNEM R15A, UNEM R14B, UNEM R14A, UNEM R11B, UNEM R11A, UNEM R10C, UNEM R9C.

List of CPEs:
* cpe:2.3:a:hitachienergy:foxman-un:R16A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R15B:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R15A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R14B:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R14A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R11B:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R11A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R10C:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:foxman-un:R9C:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R16A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R15B:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R15A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R14B:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R14A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R11B:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R11A:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R10C:*:*:*:*:*:*:*
* cpe:2.3:a:hitachienergy:unem:R9C:*:*:*:*:*:*:*

*Credits: K-Businessom AG, Austria

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-08-31 CVE Reserved
2023-01-05 CVE Published
2024-07-28 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-287: Improper Authentication
CWE-798: Use of Hard-coded Credentials

CAPEC

CAPEC-20: Encryption Brute Forcing

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://search.abb.com/library/Download.aspx?DocumentID=8DBD000083&LanguageCode=en&DocumentPartId=&Action=Launch	2023-11-07
https://search.abb.com/library/Download.aspx?DocumentID=8DBD000084&LanguageCode=en&DocumentPartId=&Action=Launch	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r9c Search vendor "Hitachienergy" for product "Foxman-un" and version "r9c"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r10c Search vendor "Hitachienergy" for product "Foxman-un" and version "r10c"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r11a Search vendor "Hitachienergy" for product "Foxman-un" and version "r11a"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r11b Search vendor "Hitachienergy" for product "Foxman-un" and version "r11b"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r14a Search vendor "Hitachienergy" for product "Foxman-un" and version "r14a"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r14b Search vendor "Hitachienergy" for product "Foxman-un" and version "r14b"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r15a Search vendor "Hitachienergy" for product "Foxman-un" and version "r15a"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r15b Search vendor "Hitachienergy" for product "Foxman-un" and version "r15b"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Foxman-un Search vendor "Hitachienergy" for product "Foxman-un"				r16a Search vendor "Hitachienergy" for product "Foxman-un" and version "r16a"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r9c Search vendor "Hitachienergy" for product "Unem" and version "r9c"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r10c Search vendor "Hitachienergy" for product "Unem" and version "r10c"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r11a Search vendor "Hitachienergy" for product "Unem" and version "r11a"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r11b Search vendor "Hitachienergy" for product "Unem" and version "r11b"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r14a Search vendor "Hitachienergy" for product "Unem" and version "r14a"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r14b Search vendor "Hitachienergy" for product "Unem" and version "r14b"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r15a Search vendor "Hitachienergy" for product "Unem" and version "r15a"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r15b Search vendor "Hitachienergy" for product "Unem" and version "r15b"		-		Affected
Hitachienergy Search vendor "Hitachienergy"		Unem Search vendor "Hitachienergy" for product "Unem"				r16a Search vendor "Hitachienergy" for product "Unem" and version "r16a"		-		Affected