CVE-2017-8898
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.89% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- invisioncommunity/invision power board
- Source
- cve@mitre.org
References
- http://zeroday.insecurity.zone/exploits/ipb_owned.txtExploit, Third Party Advisory
- https://twitter.com/insecurity/status/862154908895780864Exploit, Third Party Advisory
- https://twitter.com/sxcurity/status/862284967715381248Exploit, Third Party Advisory
- http://zeroday.insecurity.zone/exploits/ipb_owned.txtExploit, Third Party Advisory
- https://twitter.com/insecurity/status/862154908895780864Exploit, Third Party Advisory
- https://twitter.com/sxcurity/status/862284967715381248Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.