Information disclosure in Jira Software Server - CVE-2020-14181
Published: September 17, 2020 / Updated: November 3, 2021
Vulnerability identifier: #VU46867
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-14181
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to excessive data output in the /ViewUserHover.jspa endpoint. A remote attacker an enumerate application users.
Affected software
Jira Software Server
How to mitigate CVE-2020-14181
Install update from vendor's website.
Jira Software Server - addressed in versions 7.13.16, 8.5.7, 8.12.0
Links to Public Exploits and PoC-codes
- Exploit #6985 - CVE-2020-14181 (PoC for CVE-2020-14181 - Jira User Enumeration via /ViewUserHover.jspa) (November 3, 2021)
- Exploit #6750 - Jira Users Enumeration (September 15, 2021)
- Exploit #5600 - Atlassian JIRA 8.11.1 - User Enumeration (June 17, 2021)
- Exploit #5342 - UserEnumJira (Serie de scripts para enumerar nombres de usuarios de JIRA a partir de vulnerabilidades conocidas (CVE-2020-14181, CVE-2019-3403, CVE-2019-8449...)) (May 3, 2021)
- Exploit #5124 - CVE-2020-14181 (Poc for CVE-2020-14181) (February 7, 2021)
- Exploit #4760 - CVE-2020-14181 (POC For CVE-2020-1481 - Jira Username Enumerator/Validator) (October 28, 2020)