How severe is CVE-2016-8581?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2016-8581 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Alienvault Open_source_security_information_and_event_management

CVE-2016-8581

A persistent XSS vulnerability exists in the User-Agent header of the login process of AlienVault OSSIM and USM before 5.3.2 that allows an attacker to steal session IDs of logged in users when the current sessions are viewed by an adminis…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.682 (98.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Alienvault Open_source_security_information_and_event_management
Alienvault Unified_security_management
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

93862 (vdb-entry, x_refsource_BID)
40683 (exploit, x_refsource_EXPLOIT-DB)
cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2016-8581?: CVE-2016-8581 is a medium-severity vulnerability in Alienvault Open_source_security_information_and_event_management, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-10-28.
How severe is CVE-2016-8581?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2016-8581 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.