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CVE-2021-40084

Quick assessment

Affected
n/a n/a
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.

opensysusers是开源的一个软件包。是 systemd-sysusers 的另一种实现，可以在安装或未安装 systemd 的系统上运行。 opensysusers 0.6之前版本存在代码注入漏洞，该漏洞主要对某些文件使用了不当的命令造成安全风险。

AI Predicted 7.8 Difficulty: Easy EPSS 2.71% · P85

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-40084

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
opensysusers through 0.6 does not safely use eval on files in sysusers.d that may contain shell metacharacters. For example, it allows command execution via a crafted GECOS field whereas systemd-sysusers (a program with the same specification) does not do that.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
opensysusers 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
opensysusers是开源的一个软件包。是 systemd-sysusers 的另一种实现，可以在安装或未安装 systemd 的系统上运行。 opensysusers 0.6之前版本存在代码注入漏洞，该漏洞主要对某些文件使用了不当的命令造成安全风险。
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
- n/a n/a -

II. Public POCs for CVE-2021-40084

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III. Intelligence Information for CVE-2021-40084

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Vendor Advisories for CVE-2021-40084 (1)

Other References for CVE-2021-40084 (1)

Same Patch Batch · n/a · 2021-08-25 · 38 CVEs total

CVE-2021-33885 10.0 CRITICAL B.Braun SpaceCom2 数据伪造问题漏洞
CVE-2021-33886 8.1 HIGH B. Braun SpaceCom2 格式化字符串错误漏洞
CVE-2021-33882 6.8 MEDIUM B. Braun SpaceCom2 访问控制错误漏洞
CVE-2021-33884 6.5 MEDIUM B.Braun SpaceCom2 代码问题漏洞
CVE-2021-33883 5.9 MEDIUM B. Braun SpaceCom2 安全漏洞
CVE-2021-32975 Horner Automation Cscape 缓冲区错误漏洞
CVE-2021-33015 Horner Automation Cscape 缓冲区错误漏洞
CVE-2021-32995 Horner Automation Cscape 缓冲区错误漏洞
CVE-2020-18976 Appneta Tcpreplay 缓冲区错误漏洞
CVE-2020-18974 Netwide Assembler 缓冲区错误漏洞
CVE-2020-18972 Sourceforge PoDoFo 信息泄露漏洞
CVE-2020-18971 Sourceforge PoDoFo 缓冲区错误漏洞
CVE-2018-10790 Bento4 安全漏洞
CVE-2021-40086 Primekey Solutions PrimeKey EJBCA 信息泄露漏洞
CVE-2021-40087 Primekey Solutions PrimeKey EJBCA 安全漏洞
CVE-2021-40088 Primekey Solutions PrimeKey EJBCA 安全漏洞
CVE-2021-40089 Primekey Solutions PrimeKey EJBCA 安全漏洞
CVE-2021-40083 Knot Resolver 安全漏洞
CVE-2021-3605 Industrial Light And Magic（lim） OpenEXR 缓冲区错误漏洞
CVE-2021-21848 GPAC Project Advanced Content 缓冲区错误漏洞

Showing top 20 of 38 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-40084

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