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CVE-2021-40341— Weak DES encryption

Quick assessment

Affected
Hitachi Energy FOXMAN-UN
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Hitachi FOXMAN-UN是日本日立制作所（Hitachi）公司的一个综合 NMS 套件的强大工具集。 Hitachi FOXMAN-UN 存在安全漏洞，该漏洞源于其使用DES密码加密用于访问网络元素的用户凭据。DES不再被认为是安全的，因为它的短56位密钥可以让密码在短时间内被解密。

CVSS 7.1 · High EPSS 0.08% · P0

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-40341

Vulnerability Information
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Vulnerability Title
Weak DES encryption
Source: CVE Program / CVE List V5
Vulnerability Description
DES cipher, which has inadequate encryption strength, is used Hitachi Energy FOXMAN-UN to encrypt user credentials used to access the Network Elements. Successful exploitation allows sensitive information to be decrypted easily. 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:*:*:*:*:*:*:*
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的加密强度
Source: CVE Program / CVE List V5
Vulnerability Title
Hitachi FOXMAN-UN 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hitachi FOXMAN-UN是日本日立制作所（Hitachi）公司的一个综合 NMS 套件的强大工具集。 Hitachi FOXMAN-UN 存在安全漏洞，该漏洞源于其使用DES密码加密用于访问网络元素的用户凭据。DES不再被认为是安全的，因为它的短56位密钥可以让密码在短时间内被解密。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Hitachi Energy FOXMAN-UN FOXMAN-UN R16A -
Hitachi Energy UNEM UNEM R16A -

II. Public POCs for CVE-2021-40341

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III. Intelligence Information for CVE-2021-40341

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Other References for CVE-2021-40341 (2)

Same Patch Batch · Hitachi Energy · 2023-01-05 · 5 CVEs total

CVE-2022-3929 8.3 HIGH Communication between the client and server partially using CORBA over TCP/IP
CVE-2022-3927 8.0 HIGH The affected products store public and private key that are used to sign and protect custo
CVE-2022-3928 7.1 HIGH Hardcoded credential is found in the message queue
CVE-2021-40342 7.1 HIGH Use of default key for encryption

IV. Related Vulnerabilities

Same product: FOXMAN-UN
Same vendor: Hitachi Energy
Same weakness: CWE-326

V. Comments for CVE-2021-40341

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