Vulnerability CVE-2018-15833
Published: 2018-08-26

Description:
In Vanilla before 2.6.1, the polling functionality allows Insecure Direct Object Reference (IDOR) via the Poll ID, leading to the ability of a single user to select multiple Poll Options (e.g., vote for multiple items).

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Vanillaforums -> Vanilla forums 

 References:
https://hackerone.com/reports/326434
https://open.vanillaforums.com/discussion/36559
https://twitter.com/viperbluff/status/1033067882941304832
https://twitter.com/viperbluff/status/1033640333890834433
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