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CVE-2023-49256— Predictable encryption passphrase used in publicly accessible configuration file

Quick assessment

Affected
Hongdian H8951-4G-ESP
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.

Hongdian Router H8951-4G-ESP是中国宏电（Hongdian）公司的一款无线路由器。 Hongdian Router H8951-4G-ESP 2310271149之前版本存在安全漏洞，该漏洞源于可以在未经授权的情况下下载配置备份并使用硬编码静态密钥解密包含的密码。

AI Predicted 8.1 Difficulty: Easy EPSS 0.47% · P38

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2023-49256

Vulnerability Information
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Vulnerability Title
Predictable encryption passphrase used in publicly accessible configuration file
Source: CVE Program / CVE List V5
Vulnerability Description
It is possible to download the configuration backup without authorization and decrypt included passwords using hardcoded static key.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的密码学密钥
Source: CVE Program / CVE List V5
Vulnerability Title
Hongdian Router H8951-4G-ESP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hongdian Router H8951-4G-ESP是中国宏电（Hongdian）公司的一款无线路由器。 Hongdian Router H8951-4G-ESP 2310271149之前版本存在安全漏洞，该漏洞源于可以在未经授权的情况下下载配置备份并使用硬编码静态密钥解密包含的密码。
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
Hongdian H8951-4G-ESP 0 ~ 2310271149 -

II. Public POCs for CVE-2023-49256

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III. Intelligence Information for CVE-2023-49256

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Security Blog Posts for CVE-2023-49256 (2)

Same Patch Batch · Hongdian · 2024-01-12 · 10 CVEs total

CVE-2023-49253 Predefined root password
CVE-2023-49254 Command injection in the network test tools
CVE-2023-49255 Router console accessible without authentication
CVE-2023-49257 Command execution using the certificate upload utility
CVE-2023-49258 Reflected cross-site scripting vulnerability
CVE-2023-49259 Bruteforcing authentication cookie for a given user
CVE-2023-49260 Stored cross-site scripting vulnerability
CVE-2023-49261 Sensitive authentication-related value accessible publicly
CVE-2023-49262 Buffer overflow vulnerability in Cookie authentication field

IV. Related Vulnerabilities

Same product: H8951-4G-ESP
Same vendor: Hongdian
Same weakness: CWE-321

V. Comments for CVE-2023-49256

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