havmor.com Improper Access Control vulnerability

2020-04-1009:42:00

kun-fly

www.openbugbounty.org

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Open Bug Bounty ID: OBB-1137762

Security Researcher kun-fly Helped patch 668 vulnerabilities
Received 7 Coordinated Disclosure badges
Received 43 recommendations , a holder of 7 badges for responsible and coordinated disclosure, found a security vulnerability affectinghavmor.com website and its users.

Following coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has:

&nbsp&nbsp&nbsp&nbsp&nbsp&nbspa. verified the vulnerability and confirmed its existence;
&nbsp&nbsp&nbsp&nbsp&nbsp&nbspb. notified the website operator about its existence.

Affected Website:	havmor.com
Open Bug Bounty Program:	Create your bounty program now. It’s open and free.
Vulnerable Application:	Custom Code
Vulnerability Type:	IAC (Improper Access Control) / CWE-284
CVSSv3 Score:	6.5 [CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N]
Disclosure Standard:	Coordinated Disclosure based on ISO 29147 guidelines
Discovered and Reported by:	**kun-fly Helped patch 668 vulnerabilities
Received 7 Coordinated Disclosure badges
Received 43 recommendations **
Remediation Guide:	OWASP Access Control Cheat Sheet
Export Vulnerability Data:	Bugzilla Vulnerability Data
JIRA Vulnerability Data [ Configuration ]
Mantis Vulnerability Data
Splunk Vulnerability Data
XML Vulnerability Data [ XSD ]

Vulnerable URL:

![](data:image/png;base64, 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)

Research’s Comment:

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Coordinated Disclosure Timeline

Vulnerability Reported:	10 April, 2020 09:42 GMT
Vulnerability Verified:	13 April, 2020 07:35 GMT
Website Operator Notified:	13 April, 2020 07:35 GMT
a. Using the ISO 29147 guidelines
—	—
b. Using publicly available security contacts
c. Using Open Bug Bounty notification framework
d. Using security contacts provided by the researcher
Public Report Published
[without any technical details]:	13 April, 2020 07:35 GMT
Vulnerability Fixed:	14 April, 2020 05:44 GMT
—	—
Public Disclosure: A security researcher can delete the report before public disclosure, afterwards the report cannot be deleted or modified anymore. The researcher can also postpone public disclosure date as long as reasonably required to remediate the vulnerability.	10 May, 2020 09:42 GMT
—	—

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