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CVE-2021-43959

Quick assessment

Affected
Atlassian Jira Service Management Server
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.

Atlassian Jira是澳大利亚Atlassian公司的一套缺陷跟踪管理系统。该系统主要用于对工作中各类问题、缺陷进行跟踪管理。 Atlassian Jira Service Management Server and Data Center 4.13.20之前版本、4.14.0版本至4.20.8之前版本、4.21.0版本至4.22.2之前版本存在安全漏洞。攻击者利用该漏洞制造服务器端请求伪造攻击，从而可以访问内部网络资源的内容。

AI Predicted 8.6 Difficulty: Easy EPSS 0.68% · P50
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I. Basic Information for CVE-2021-43959

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Affected versions of Atlassian Jira Service Management Server and Data Center allow authenticated remote attackers to access the content of internal network resources via a Server-Side Request Forgery (SSRF) vulnerability in the CSV importing feature of JSM Insight. When running in an environment like Amazon EC2, this flaw may be used to access to a metadata resource that provides access credentials and other potentially confidential information. The affected versions are before version 4.13.20, from version 4.14.0 before 4.20.8, and from version 4.21.0 before 4.22.2.
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
Atlassian Jira 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Atlassian Jira是澳大利亚Atlassian公司的一套缺陷跟踪管理系统。该系统主要用于对工作中各类问题、缺陷进行跟踪管理。 Atlassian Jira Service Management Server and Data Center 4.13.20之前版本、4.14.0版本至4.20.8之前版本、4.21.0版本至4.22.2之前版本存在安全漏洞。攻击者利用该漏洞制造服务器端请求伪造攻击，从而可以访问内部网络资源的内容。
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 Jira Service Management Server unspecified ~ 4.13.20 -
Atlassian Jira Service Management Data Center unspecified ~ 4.13.20 -

II. Public POCs for CVE-2021-43959

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III. Intelligence Information for CVE-2021-43959

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Other References for CVE-2021-43959 (1)

IV. Related Vulnerabilities

Same product: Jira Service Management Server
Same vendor: Atlassian

V. Comments for CVE-2021-43959

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