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CVE

CVE-2021-41308

Affected versions of Atlassian Jira Server and Data Center allow authenticated yet non-administrator remote attackers to

Affected versions of Atlassian Jira Server and Data Center allow authenticated yet non-administrator remote attackers to edit the File Replication settings via a Broken Access Control vulnerability in the ReplicationSettings!default.jspa endpoint. The affected versions are before version 8.6.0, from version 8.7.0 before 8.13.12, and from version 8.14.0 before 8.20.1.

MEDIUM · CVSS 6.5 EPSS 0.00146
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-285Improper Authorization
▤

Affected Products & Versions

6
atlassian jira< 8.6.0
atlassian jira data center>= 8.7.0 and < 8.13.12
atlassian jira server>= 8.7.0 and < 8.13.12
atlassian jira server>= 8.14.0 and < 8.20.1
atlassian jira software data center< 8.6.0
atlassian jira software data center>= 8.14.0 and < 8.20.1
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Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@atlassian.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Oct 2021 · 05:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jira.atlassian.com/browse/JRASERVER-72940Issue TrackingPatchVendor Advisory
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