What is CVE-2016-20016?
MVPower CCTV DVR models, including TV-7104HE 1.8.4 115215B9 and TV7108HE, contain a web shell that is accessible via a /shell URI. A remote unauthenticated attacker can execute arbitrary operating system commands as root. This vulnerability has also been referred to as the "JAWS webserver RCE" because of the easily identifying HTTP response server field. Other firmware versions, at least from 2014 through 2019, can be affected. This was exploited in the wild in 2017 through 2022.
The record classifies CVE-2016-20016 under weakness class CWE-78. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. The identifier was first published 1464 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 9.8 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS (FIRST)
- 86.1% probability of exploitation in the next 30 days, higher than 99.7% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 10/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2022-10-19, last modified 2025-05-09
Is CVE-2016-20016 being exploited?
Weaponised exploit code for CVE-2016-20016 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 43 in the Threadlinqs vulnerability feed.
- trickest/cve (trickest)
Affected products and versions
No affected-product or package list has been recorded for CVE-2016-20016 in the tracked sources. The vendor advisory and the references below are the authoritative statement of what is affected.
How to fix CVE-2016-20016
No vendor patch reference has been recorded for CVE-2016-20016 in the tracked sources. Follow the references below for a fix, and treat any affected deployment as exposed until the vendor states otherwise.
Threat activity tracking CVE-2016-20016
3 tracked threats in the Threadlinqs corpus reference CVE-2016-20016, either in the campaign’s CVE list or as an indicator on the campaign record.
- ToxNetV2: AI-Assisted AArch64 Linux P2P Botnet Controller Using NVIDIA NIM LLM — HIGH · 2026-10-19
- ClingSTUN Linux Backdoor Turns Unpatched IoT Devices Into Proxy Nodes via Public STUN Infrastructure — HIGH · 2026-10-05
- Cling IoT botnet masquerades as Google STUN traffic for C2, exploiting Realtek Jungle SDK CVE-2021-35394 — CRITICAL · 2026-10-03
Sources
Enriched from CVE.org, FIRST EPSS, public proof-of-concept repositories. Last verified by Threadlinqs on .