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CVE-2021-39123

Quick assessment

Affected
Atlassian Jira 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 Server and Data Center 8.16.0之前版本存在安全漏洞，该漏洞允许未经身份验证的远程攻击者利用该漏洞通过拒绝服务(DoS)漏洞影响应用程序的可用性。

AI Predicted 7.5 Difficulty: Easy EPSS 1.60% · P75

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-39123

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Affected versions of Atlassian Jira Server and Data Center allow unauthenticated remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability in the /rest/gadget/1.0/createdVsResolved/generate endpoint. The affected versions are before version 8.16.0.
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 资源管理错误漏洞
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 Server and Data Center 8.16.0之前版本存在安全漏洞，该漏洞允许未经身份验证的远程攻击者利用该漏洞通过拒绝服务(DoS)漏洞影响应用程序的可用性。
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 Server unspecified ~ 8.16.0 -
Atlassian Jira Data Center unspecified ~ 8.16.0 -

II. Public POCs for CVE-2021-39123

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III. Intelligence Information for CVE-2021-39123

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Other References for CVE-2021-39123 (1)

Same Patch Batch · Atlassian · 2021-09-14 · 5 CVEs total

CVE-2021-39125 Atlassian Jira 信息泄露漏洞
CVE-2019-20101 Atlassian Jira 安全漏洞
CVE-2021-39118 Atlassian Jira 信息泄露漏洞
CVE-2021-39124 Atlassian Jira 跨站请求伪造漏洞

IV. Related Vulnerabilities

Same product: Jira Server
Same vendor: Atlassian

V. Comments for CVE-2021-39123

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