Threats / SKYSEA / CVE-2016-7836
CVE-2016-7836
· EUVD no mirror located
· GCVE no mirror located
Verified 2026-06-22
SKYSEA Client View vulnerability
SKYSEA Client View contains an improper authentication vulnerability in TCP communication with the management console, enabling remote code execution.
Verdict
Today item — known-exploited.
An unauthenticated attacker can bypass authentication controls during TCP handshake with the management console, achieving remote code execution on affected systems. This vulnerability has been exploited in the wild.
01
Is it exploitable?
— the evidence, ranked above the scoreReported exploitation
6 independent public reports of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-10-14).
Probability (EPSS)
EPSS 0.1938 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: SKYSEA, Client View. Confirm exact fixed builds in the vendor advisory.
Weakness (CWE)
Mapped to CWE-287 Improper Authentication — weakness family: Authentication.CWE assignment from the public NVD record; the weakness class drives how the flaw is exploited.
02
Who’s exploiting it?
— attribution turns risk into urgencyAttribution not established
No confirmed (advisory-backed) threat-actor attribution is established for this record. Absence of a named actor is not absence of compromise — see Coverage & confidence.
03
Why it matters
— the attack path, told twice: adversary, then board1
Front door — unauthenticated access narrative 1
Attacker
I craft a malicious TCP connection to the management console port, exploiting the improper authentication mechanism to bypass credential verification.
Business
The organization's management infrastructure is exposed to unauthorized network access without valid credentials.
2
Keys to the kingdom — privilege/identity takeover narrative 2
Attacker
I send crafted payloads through the authenticated TCP session to execute arbitrary code on the Client View endpoint.
Business
Attackers gain code execution capability across managed client systems, compromising endpoint security and data integrity.
3
Lateral reach — past segmentation narrative 3
Attacker
I establish persistence and lateral movement from compromised Client View instances to other network resources.
Business
The breach expands from individual endpoints to broader network compromise, increasing incident scope and recovery complexity.
04
What to do
— defensible action- Remediate per the vendor advisory — confirm the fixed build for your version and verify exposure.1
Say it to the boardA vulnerability with this evidence profile is a defensible budget line, not a backlog ticket — fund the change against the proof above.
05