Vulnerability · Published Aug 17, 2021 · Assigned by mitre
CVE-2021-39249
Medium 6.1
In plain English
A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)0.8%top 44.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Invision Community (aka IPS Community Suite or IP-Board) before 4.6.5.1 allows reflected XSS because the filenames of uploaded files become predictable through a brute-force attack against the PHP mt_rand function.
Affected products (as reported)
References
- https://ssd-disclosure.com/ssd-advisory-ip-board-stored-xss-to-rce-chain/ x_refsource_MISC
- https://invisioncommunity.com/release-notes/4651-r102/ x_refsource_MISC