CVE-2020-25151: The affected product does not properly validate input, which may allow an attacker to execute a denial-of-serv

This month

HIGH 7.5REMOTEMITIGATE

CVE-2020-25151 is a high-severity flaw (CVSS 7.5) affecting nio 50 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The affected product does not properly validate input, which may allow an attacker to execute a denial-of-service attack on the NIO 50 (all versions).

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	1.2% (top 33%)
CISA exploited list	No
Weakness	CWE-20
Published	2020-11-13
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: nexcom

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

Am I affected?

Timeline

2020-11-13 16:15 UTCPublished CVE record published
2026-06-17 03:06 UTCUpdated Record last modified

nexcom nio 50 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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-2020-25151?

nio 50 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-25151 being exploited?

CVE-2020-25151 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-2020-25151 affect?

CVE-2020-25151 affects nio 50 firmware. Severity is high (CVSS 7.5). The affected product does not properly validate input, which may allow an attacker to execute a denial-of-service attack on the NIO 50 (all versions).

How urgent is CVE-2020-25151?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2020-25155 HIGH 7.5 MITIGATE The affected product transmits unencrypted sensitive information, which may allow an attacker to access this i

References

← Back to latest CVEs