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  1. Jira Data Center
  2. JRASERVER-73068

Reflected XSS via /rest/collectors/1.0/template/custom - CVE-2021-43942

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    • 6.1
    • Medium
    • CVE-2021-43942

      Affected versions of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a Reflected Cross-Site Scripting (XSS) vulnerability in the /rest/collectors/1.0/template/custom endpoint. To exploit this issue, the attacker must trick a user into visiting a malicious website.

      The affected versions are before version 8.13.15, and from version 8.14.0 before 8.20.3.

      Affected versions:

      • version < 8.13.15
      • 8.14.0 ≤ version < 8.20.3

      Fixed versions:

      • 8.13.15
      • 8.20.3
      • 8.21.0

            [JRASERVER-73068] Reflected XSS via /rest/collectors/1.0/template/custom - CVE-2021-43942

            Danny Prill added a comment - - edited

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            Danny Prill added a comment - - edited f  

            AB added a comment - - edited

            This is an independent assessment and you should evaluate its applicability to your own IT environment.

            CVSS v3 score: 6.1 => Medium severity

            Exploitability Metrics

            Attack Vector Network
            Attack Complexity Low
            Privileges Required None
            User Interaction Required

            Scope Metric

            Scope Changed

            Impact Metrics

            Confidentiality Low
            Integrity Low
            Availability None

            https://asecurityteam.bitbucket.io/cvss_v3/#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

            AB added a comment - - edited This is an independent assessment and you should evaluate its applicability to your own IT environment. CVSS v3 score: 6.1 => Medium severity Exploitability Metrics Attack Vector Network Attack Complexity Low Privileges Required None User Interaction Required Scope Metric Scope Changed Impact Metrics Confidentiality Low Integrity Low Availability None https://asecurityteam.bitbucket.io/cvss_v3/#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

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              security-metrics-bot Security Metrics Bot
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