VDB-102194 · CVE-2016-7836 · BID 95062

SKYSEA Client View up to 11.221.03 Management Console TCP Connection improper authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in SKYSEA Client View up to 11.221.03. This issue affects some unknown processing of the component Management Console. Such manipulation as part of TCP Connection leads to improper authentication. This vulnerability is traded as CVE-2016-7836. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in SKYSEA Client View up to 11.221.03. It has been rated as critical. Affected by this issue is an unknown functionality of the component Management Console. The manipulation as part of a TCP Connection leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

SKYSEA Client View Ver.11.221.03 and earlier allows remote code execution via a flaw in processing authentication on the TCP connection with the management console program.

The bug was discovered 12/22/2016. The weakness was shared 06/09/2017 (Website). The advisory is available at jvn.jp. This vulnerability is handled as CVE-2016-7836 since 09/09/2016. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but an exploit is available.

It is declared as attacked. The vulnerability was handled as a non-public zero-day exploit for at least 169 days. During that time the estimated underground price was around $0-$5k. This issue was added on 10/14/2025 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 11/04/2025:

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 95062†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

SKYSEA

Name

Client View

Version

11.221.03

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/09/2016 🔍
12/22/2016 +104 days 🔍
12/22/2016 +0 days 🔍
06/09/2017 +169 days 🔍
06/09/2017 +0 days 🔍
06/10/2017 +1 days 🔍
10/15/2025 +3049 days 🔍

Sourcesinfo

Advisory: jvn.jp
Researcher: Sky Co., LTD.
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-7836 (🔍)
GCVE (CVE): GCVE-0-2016-7836
GCVE (VulDB): GCVE-100-102194
SecurityFocus: 95062 - SKYSEA Client View CVE-2016-7836 Arbitrary Code Execution Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/10/2017 08:56
Updated: 10/15/2025 02:49
Changes: 06/10/2017 08:56 (60), 10/15/2019 18:57 (3), 12/26/2020 18:51 (3), 10/14/2025 23:00 (28), 10/15/2025 02:49 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.