# CVE-2016-7836: Sky SKYSEA Client View improper authentication in management console

Source: https://junglewise.ai/threats/cve-2016-7836-sky-skysea-client-view-improper-authentication-in-management  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-10-14. Updated: 2026-05-15  
License: CC BY 4.0 with a link back

CVE-2016-7836 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2025-10-14

SKYSEA Client View, a popular IT asset management and log monitoring software, contains a critical security flaw in how it verifies users. An attacker can bypass security checks to remotely take control of computers running the software without needing a password. This could lead to a total compromise of the corporate network, data theft, or the deployment of ransomware.

## Quick answers

**Is CVE-2016-7836 exploited in the wild?** Yes. CVE-2016-7836 is known to be exploited in the wild, first recorded on 14 October 2025. Treat it as urgent.

**How severe is CVE-2016-7836?** Critical severity, with a CVSS score of 9.8, published 14 October 2025.

**Which products and versions are affected?** Sky Co., Ltd. SKYSEA Client View Ver.11.221.03 and earlier.

**Is there a fix for CVE-2016-7836?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2016-7836 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2016-7836?** Check whether you run Skysea Client View or Skysea ClientView. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An improper authentication vulnerability (CWE-287) exists in SKYSEA Client View versions 11.221.03 and earlier. The flaw resides in the management console program's handling of TCP connections, where authentication checks are incorrectly processed. A remote, unauthenticated attacker can exploit this by sending specially crafted packets to the management port, leading to arbitrary code execution with system-level privileges. This vulnerability has been observed in the wild and is included in the CISA Known Exploited Vulnerabilities (KEV) catalog. Users should update to a patched version or apply vendor-recommended mitigations immediately.

## Affected products

- Sky Co., Ltd. SKYSEA Client View Ver.11.221.03 and earlier

## Timeline

- 2016-12-21: advisory: Vendor advisory released by Sky Co., Ltd.
- 2017-06-09: disclosed: NVD published date
- 2025-10-14: kev added: Added to CISA Known Exploited Vulnerabilities catalog