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Public proof of concept

CVE-2021-40378

A public proof of concept exists; no exploitation attested.

  • Published2021-09-01
  • WeaknessCWE-862

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

An issue was discovered on Compro IP70 2.08_7130218, IP570 2.08_7130520, IP60, and TN540 devices. /cgi-bin/support/killps.cgi deletes all data from the device.

Timeline

dates in UTC
  1. 2021-09-02Exploit-DB entryExploit-DB

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 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-2021-40378?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-40378?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Comprotech ip570 firmwareversion to verify
BranchAffectedFixed in
2.8= 2.08_7130520no fix published
Comprotech ip60 firmwareversion to verify
BranchAffectedFixed in
—all versionsno fix published
Comprotech ip70 firmwareversion to verify
BranchAffectedFixed in
2.8= 2.08_7130218no fix published

1 more product in the sources.

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

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-02 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
EDB-50250
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.18.1read 2026-10-23
  • NVDCVSS 2.08.5read 2026-10-23
  • NVDweakness (CWE)CWE-862read 2026-10-23
  • FIRST EPSSEPSS score15.0 %read 2026-11-02
  • Exploit-DBdetectionread 2026-11-02

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Published
2021-09-01
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2021-40378?

An issue was discovered on Compro IP70 2.08_7130218, IP570 2.08_7130520, IP60, and TN540 devices. /cgi-bin/support/killps.cgi deletes all data from the device.

Is CVE-2021-40378 actively exploited?

Active exploitation of CVE-2021-40378 has not been confirmed. Its EPSS score was 15.0% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-40378?

CVE-2021-40378 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

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Sources for this record