CVE-2023-34471— Missing Cryptographic Step
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I. Basic Information for CVE-2023-34471
Vulnerability Information
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Vulnerability Title
Missing Cryptographic Step
Source: NVD (National Vulnerability Database)
Vulnerability Description
AMI SPx contains a vulnerability in the BMC where a user may cause a missing cryptographic step by generating a hash-based message authentication code (HMAC). A successful exploit of this vulnerability may lead to the loss confidentiality, integrity, and authentication.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
缺少必要的密码学步骤
Source: NVD (National Vulnerability Database)
Vulnerability Title
AMI MegaRAC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMI MegaRAC是AMI公司的一系列服务处理器产品。可独立于操作系统状态或位置对计算机系统进行完整的带外或无灯光远程管理，以对计算机进行故障排除并确保服务的连续性。 AMI MegaRAC 存在安全漏洞，该漏洞源于允许攻击者通过生成基于哈希的消息身份验证代码(HMAC)导致加密步骤丢失。
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 |
|---|---|---|---|---|
| AMI | MegaRAC_SPx | 12 ~ 12.2 | - |
II. Public POCs for CVE-2023-34471
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · AMI · 2023-07-05 · 5 CVEs total
| CVE-2023-34337 | 7.6 HIGH | Inadequate Encryption Strength |
| CVE-2023-34338 | 7.1 HIGH | hard coded cryptographic key |
| CVE-2023-34473 | 6.6 MEDIUM | Usage of Hard-coded Credentials |
| CVE-2023-34472 | 5.7 MEDIUM | AMI MegaRAC 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2023-34471
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