XSS in Invisioncommunity Invision Power Board
CVE-2017-8899
Invision Power Services (IPS) Community Suite 4.1.19.2 and earlier has a composite of Stored XSS and Information Disclosure issues in the attachments feature found in User CP. This can be triggered by any Invision Power Board user and can be used to gain access to moderator/admin accounts. The primary cause is the ability to upload an SVG document with a crafted attribute such an onload; however, full path disclosure is required for exploitation.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (72.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
References
- zeroday.insecurity.zone/exploits/ipb_owned.txt (Exploit, Third Party Advisory)
- twitter.com/insecurity/status/862154908895780864 (Exploit, Third Party Advisory)
- twitter.com/sxcurity/status/862284967715381248 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-8899?
- CVE-2017-8899 is a high-severity vulnerability in Invisioncommunity Invision Power Board, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2017-05-11.
- How severe is CVE-2017-8899?
- High severity. CVSS v3 base score is 8.1 out of 10.