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Public proof of concept

CVE-2021-45814

A public proof of concept exists; no exploitation attested.

  • Published2021-12-28
  • WeaknessCWE-89

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

Nettmp NNT 5.1 is affected by a SQL injection vulnerability. An attacker can bypass authentication and access the panel with an administrative account.

Timeline

dates in UTC
  1. 2022-01-05Exploit-DB entryExploit-DB

Versions per branch

NVD
Nettemp nnt
BranchAffectedFixed in
5.1= 5.1no fix published

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 2026-11-09 09:28 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
EDB-50627
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2021-12-28
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-qjw8-x3rv-fvrg

Frequently asked questions

What is CVE-2021-45814?

Nettmp NNT 5.1 is affected by a SQL injection vulnerability. An attacker can bypass authentication and access the panel with an administrative account.

Is CVE-2021-45814 actively exploited?

Active exploitation of CVE-2021-45814 has not been confirmed. Its EPSS score was 6.3% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-45814?

CVE-2021-45814 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record