# CVE-2020-17456

> As of 2024-08-04, CVE-2020-17456 is a vulnerability, EPSS 73.6% (99.4th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2020-17456, most recently “TuxBot v3 Evolution: LLM-Assisted IoT Botnet Framework With a Broken Multi-CVE Exploit Chain”.

**Last updated:** 2024-08-04

## What is CVE-2020-17456?

SEOWON INTECH SLC-130 And SLR-120S devices allow Remote Code Execution via the ipAddr parameter to the system_log.cgi page.

The identifier was first published 2261 days ago.

## Severity and exploitation probability

- **EPSS (FIRST):** 73.6% probability of exploitation in the next 30 days, higher than 99.4% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 6.5/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2020-08-19, last modified 2024-08-04

## Is CVE-2020-17456 being exploited?

Weaponised exploit code for CVE-2020-17456 is publicly available. 2 public proof-of-concept repositories are tracked for this identifier. A ProjectDiscovery Nuclei detection template exists (`http/cves/2020/CVE-2020-17456.yaml`). It currently carries a trending score of 40 in the Threadlinqs vulnerability feed.

- [Al1ex/CVE-2020-17456](https://github.com/Al1ex/CVE-2020-17456) (github)
- [trickest/cve](https://github.com/trickest/cve/blob/main/2020/CVE-2020-17456.md) (trickest)

## Affected products and versions

No affected-product or package list has been recorded for CVE-2020-17456 in the tracked sources. The vendor advisory and the references below are the authoritative statement of what is affected.

## How to fix CVE-2020-17456

No vendor patch reference has been recorded for CVE-2020-17456 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-2020-17456

1 tracked threat in the Threadlinqs corpus references CVE-2020-17456, either in the campaign’s CVE list or as an indicator on the campaign record.

- [TuxBot v3 Evolution: LLM-Assisted IoT Botnet Framework With a Broken Multi-CVE Exploit Chain](https://intel.threadlinqs.com/threat/TL-2026-1366) — HIGH · 2026-07-15

## Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories, public proof-of-concept repositories, ProjectDiscovery Nuclei. Last verified by Threadlinqs on 2026-10-10.

**Other references**

- [maj0rmil4d.github.io](https://maj0rmil4d.github.io/Seowon-SlC-130-And-SLR-120S-Exploit/)
- [packetstormsecurity.com](http://packetstormsecurity.com/files/158933/Seowon-SlC-130-Router-Remote-Code-Execution.html)
- [packetstormsecurity.com (Seowon SLR 120 Router Remote Code Execut)](http://packetstormsecurity.com/files/166273/Seowon-SLR-120-Router-Remote-Code-Execution.html)
- [github.com](https://github.com/TAPESH-TEAM/CVE-2020-17456-Seowon-SLR-120S42G-RCE-Exploit-Unauthenticated)
- [exploit-db.com](https://www.exploit-db.com/exploits/50821)

Canonical: https://intel.threadlinqs.com/cve/CVE-2020-17456
Full detection coverage and IOCs for threats exploiting CVE-2020-17456 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp