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Public proof of conceptFix available

CVE-2019-16893

A public proof of concept exists; no exploitation attested.

  • Published2020-02-03
  • WeaknessCWE-306

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The Web Management of TP-Link TP-SG105E V4 1.0.0 Build 20181120 devices allows an unauthenticated attacker to reboot the device via a reboot.cgi request.

Timeline

dates in UTC
  1. 2020-01-24Exploit-DB entryExploit-DB

Observed activity

isMalicious corpus · updated 2026-11-04 09:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-16893?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-16893?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Tp-link tp-sg105e firmwareversion to verify
BranchAffectedFixed in
1.0= 1.0.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
EDB-47958
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.07.8read 2026-10-23
  • NVDweakness (CWE)CWE-306read 2026-10-23
  • FIRST EPSSEPSS score37.8 %read 2026-11-03
  • Exploit-DBdetectionread 2026-11-03

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2020-02-03
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2019-16893?

The Web Management of TP-Link TP-SG105E V4 1.0.0 Build 20181120 devices allows an unauthenticated attacker to reboot the device via a reboot.cgi request.

Is CVE-2019-16893 actively exploited?

Active exploitation of CVE-2019-16893 has not been confirmed. Its EPSS score was 37.8% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-16893?

CVE-2019-16893 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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