CVE-2016-8581 is a persistent Cross-Site Scripting (XSS) vulnerability affecting AlienVault OSSIM and USM versions prior to 5.3.2. This flaw allows an attacker to inject malicious scripts via the User-Agent header during the login process, which then executes when an administrator views current sessions. Rated 6.1 MEDIUM on the CVSS scale, this vulnerability requires user interaction (UI:R) but can be exploited remotely (AV:N) with low complexity (AC:L), potentially leading to session ID theft and limited data compromise (C:L, I:L). While not listed in CISA's KEV catalog, public exploit code exists on ExploitDB, and a Metasploit module is available, indicating a higher likelihood of exploitation despite minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.3.1CPE matchmatch criteria | cpe:2.3:a:alienvault:open_source_security_information_and_event_management:*:*:*:*:*:*:*:* | ||
<= 5.3.1CPE matchmatch criteria | cpe:2.3:a:alienvault:unified_security_management:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.