CVE & CISA-KEV Catalog

CVE-2016-8021

MEDIUMEPSS 87th pctl
5.0
CVSS v3
NVD

Description

Improper verification of cryptographic signature vulnerability in Intel Security VirusScan Enterprise Linux (VSEL) 2.0.3 (and earlier) allows remote authenticated users to spoof update server and execute arbitrary code via a crafted input file.

CWE-347

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityHigh
AvailabilityNone

CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N

Exploit Intelligence

3.26%probability of exploitation in 30 days
87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Vendor Advisory1
Embed a live status badge for CVE-2016-8021
CVE-2016-8021 severity badge

Markdown

[![CVE-2016-8021](https://tridentstack.com/cve/badge/CVE-2016-8021.svg)](https://tridentstack.com/cve/CVE-2016-8021)

HTML

<a href="https://tridentstack.com/cve/CVE-2016-8021"><img src="https://tridentstack.com/cve/badge/CVE-2016-8021.svg" alt="CVE-2016-8021"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.