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CVE-2021-21575

Quick assessment

Affected
Dell BSAFE Micro Edition Suite
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.

Dell BSAFE Micro Edition Suite是美国戴尔（Dell）公司的一个可为c/c++应用、设备、系统提供加密、证书和传输层安全性的开发工具包。 Dell BSAFE Micro Edition Suite 4.5.2 之前版本存在安全漏洞，该漏洞源于系统包含可观察的时序差异漏洞。

CVSS 5.9 · Medium EPSS 0.53% · P43

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-21575

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell BSAFE Micro Edition Suite, versions before 4.5.2, contain an Observable Timing Discrepancy Vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过时间差异性导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Dell BSAFE Micro Edition Suite 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell BSAFE Micro Edition Suite是美国戴尔（Dell）公司的一个可为c/c++应用、设备、系统提供加密、证书和传输层安全性的开发工具包。 Dell BSAFE Micro Edition Suite 4.5.2 之前版本存在安全漏洞，该漏洞源于系统包含可观察的时序差异漏洞。
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
Dell BSAFE Micro Edition Suite All versions before 4.5.2 -

II. Public POCs for CVE-2021-21575

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III. Intelligence Information for CVE-2021-21575

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Other References for CVE-2021-21575 (1)

Same Patch Batch · Dell · 2024-02-02 · 3 CVEs total

CVE-2022-34381 9.1 CRITICAL Dell BSAFE 安全漏洞
CVE-2020-29504 7.4 HIGH Dell BSAFE Micro Edition Suite 安全漏洞

IV. Related Vulnerabilities

Same product: BSAFE Micro Edition Suite
Same vendor: Dell
Same weakness: CWE-208

V. Comments for CVE-2021-21575

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