Vulnerability Details : CVE-2017-8898
Potential exploit
Invision Power Services (IPS) Community Suite 4.1.19.2 and earlier has stored XSS in the Announcements, allowing privilege escalation from an Invision Power Board moderator to an admin. An attack uses the announce_content parameter in an index.php?/modcp/announcements/&action=create request. This is related to the "<> Source" option.
Vulnerability category: Cross site scripting (XSS)Gain privilege
Products affected by CVE-2017-8898
- cpe:2.3:a:invisioncommunity:invision_power_board:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-8898
0.56%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 66 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-8898
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-8898
-
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-2017-8898
-
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"Exploit;Third Party Advisory
-
http://zeroday.insecurity.zone/exploits/ipb_owned.txt
Exploit;Third Party Advisory
Jump to