CVE-2021-43940
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I. Basic Information for CVE-2021-43940
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对搜索路径元素未加控制
Source: NVD (National Vulnerability Database)
Vulnerability Title
Atlassian Confluence Server 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Atlassian Confluence Server是澳大利亚Atlassian公司的一套具有企业知识管理功能，并支持用于构建企业WiKi的协同软件的服务器版本。 Atlassian Confluence Server 存在代码问题漏洞，该漏洞源于受影响的Atlassian Confluence服务器和数据中心版本允许经过身份验证的本地攻击者可利用该漏洞通过Confluence安装程序中的DLL劫持漏洞在本地系统上获得提升的特权。
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 |
|---|---|---|---|---|
| Atlassian | Confluence Server | unspecified ~ 7.4.10 | - | |
| Atlassian | Confluence Data Center | unspecified ~ 7.4.10 | - |
II. Public POCs for CVE-2021-43940
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://jira.atlassian.com/browse/CONFSERVER-66550x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-43940
Same Patch Batch · Atlassian · 2022-02-15 · 6 CVEs total
| CVE-2021-43948 | Atlassian Jira Service Management Server 和 Data Center 安全漏洞 | |
| CVE-2021-43941 | Atlassian Jira 跨站请求伪造漏洞 | |
| CVE-2021-43950 | Atlassian Jira 安全漏洞 | |
| CVE-2021-43953 | Atlassian Jira Server 和 Data Center 跨站请求伪造漏洞 | |
| CVE-2021-43952 | Atlassian Jira 跨站请求伪造漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-427
- CVE-2026-44406
DLL Hijacking Vulnerability in ZTE Cloud PC Client uSmartvie - CVE-2026-40004
openssl.cnf Privilege Escalation Vulnerability in ZTE Cloud - CVE-2026-21661
AC2000 Uncontrolled Search Path Element - CVE-2026-6788
Uncontrolled search path in PluginLauncher allows SYSTEM cod - CVE-2026-25852
Acronis DeviceLock DLP 代码问题漏洞
V. Comments for CVE-2021-43940
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