CVE-2018-13399

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-10-16 · updated 2026-06-17
Weakness: CWE-732

Description

The Microsoft Windows Installer for Atlassian Fisheye and Crucible before version 4.6.1 allows local attackers to escalate privileges because of weak permissions on the installation directory.

Affected products

Atlassian Crucible: before 4.6.1 — fixed in 4.6.1
Atlassian Fisheye: before 4.6.1 — fixed in 4.6.1

How to fix

Upgrade to a fixed version: Atlassian Crucible 4.6.1; Atlassian Fisheye 4.6.1. Check the vendor advisory for mitigations.

References

https://jira.atlassian.com/browse/CRUC-8314
https://jira.atlassian.com/browse/FE-7105
https://jira.atlassian.com/browse/CRUC-8314
https://jira.atlassian.com/browse/FE-7105

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