CVE-2024-42657: An issue in wishnet Nepstech Wifi Router NTPL-XPON1GFEVN v1.0 allows a remote attacker to obtain sensitive inf

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HIGH 7.5REMOTEMITIGATE

CVE-2024-42657 is a high-severity flaw (CVSS 7.5) affecting ntpl-xpon1gfevn firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue in wishnet Nepstech Wifi Router NTPL-XPON1GFEVN v1.0 allows a remote attacker to obtain sensitive information via the lack of encryption during login process

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-311, CWE-200
Published	2024-08-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: nepstech

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-08-19 17:15 UTCPublished CVE record published
2026-06-17 07:49 UTCUpdated Record last modified

nepstech ntpl-xpon1gfevn firmware MITIGATE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-42657?

ntpl-xpon1gfevn firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-42657 being exploited?

CVE-2024-42657 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-42657 affect?

CVE-2024-42657 affects ntpl-xpon1gfevn firmware. Severity is high (CVSS 7.5). An issue in wishnet Nepstech Wifi Router NTPL-XPON1GFEVN v1.0 allows a remote attacker to obtain sensitive information via the lack of encryption during login process

How urgent is CVE-2024-42657?

Priority 42/100. High severity; Remotely exploitable, no login, no user action

Software pages

Wi-Fi vulnerabilities

Related CVEs

CVE-2024-42658 CRITICAL 9.8 MITIGATE An issue in wishnet Nepstech Wifi Router NTPL-XPON1GFEVN v1.0 allows a remote attacker to obtain sensitive inf

References

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