Cyber Resilience

CVE-2020-36238

Medium

Published: 01 April 2021

Published
01 April 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0020 42.3th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-36238 is a medium-severity Incorrect Authorization (CWE-863) vulnerability in Atlassian Jira Data Center. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 42.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The /rest/api/1.0/render resource in Jira Server and Data Center before version 8.5.13, from version 8.6.0 before version 8.13.5, and from version 8.14.0 before version 8.15.1 allows remote anonymous attackers to determine if a username is valid or not via a…

more

missing permissions check.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

atlassian
data center
≤ 8.5.13
atlassian
jira
≤ 8.5.13
atlassian
jira data center
8.6.0 — 8.13.5 · 8.14.0 — 8.15.1
atlassian
jira server
8.6.0 — 8.13.5 · 8.14.0 — 8.15.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-862 CWE-863

Requiring an access control policy ensures authorization checks are defined and applied for critical functions.

addresses: CWE-862 CWE-863

Reviews of access controls detect missing authorization checks on critical functions or resources.

addresses: CWE-862 CWE-863

Requiring attribute association with information prevents authorization from being performed without necessary security or privacy context.

addresses: CWE-862 CWE-863

Mandating authorization prior to allowing remote connections addresses missing authorization for remote access.

addresses: CWE-862 CWE-863

Mandating authorization before wireless connections are allowed prevents missing authorization for wireless access.

addresses: CWE-862 CWE-863

The control requires authorization before allowing mobile device connections, directly mitigating missing authorization for system access.

addresses: CWE-862 CWE-863

Requiring approvals for account creation and specifying authorizations ensures authorization is not missing for system access.

addresses: CWE-862 CWE-863

Mandates authorization checks before permitting access or data processing via external systems.

References