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CVE-2016-0859

27
FAUCET Score

CVE-2016-0859 describes an integer overflow vulnerability in the Kernel service of Advantech WebAccess versions prior to 8.1. This critical flaw allows remote attackers to execute arbitrary code or trigger a denial of service via a specially crafted RPC request. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector, low complexity, and high impact on confidentiality, integrity, and availability. Despite its criticality, there is no evidence of active exploitation, public exploit code (Metasploit, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.0CPE matchmatch criteria
cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
7.57%
Probability of exploitation in next 30 days
EPSS Percentile
93.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0757 is in the 89th percentile among its peer group of 36,862 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

ics-cert.us-cert.gov / advisories/ICSA-16-014-01
Third Party AdvisoryUS Government Resource
zerodayinitiative.com / advisories/ZDI-16-104