CVE-2014-9118: The web administrative portal in Zhone zNID GPON 2426A before S3.0.501 allows remote attackers to execute arbi

Q: How do I fix CVE-2014-9118?

znid 2426a firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2014-9118 being exploited?

CVE-2014-9118 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2014-9118 affect?

CVE-2014-9118 affects znid 2426a firmware. Severity is high (CVSS 8.8). The web administrative portal in Zhone zNID GPON 2426A before S3.0.501 allows remote attackers to execute arbitrary commands via shell metacharacters in the ipAddr parameter to zhnping.cmd.

Q: How urgent is CVE-2014-9118?

Priority 61/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference

This week

HIGH 8.8MITIGATE

CVE-2014-9118 is a high-severity flaw (CVSS 8.8) affecting znid 2426a firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The web administrative portal in Zhone zNID GPON 2426A before S3.0.501 allows remote attackers to execute arbitrary commands via shell metacharacters in the ipAddr parameter to zhnping.cmd.

Why this priority

High severity
EPSS top 1%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	53.4% (top 1%)
CISA exploited list	No
Weakness	CWE-77
Published	2017-10-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dasanzhone

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

Am I affected?

Timeline

2017-10-17 16:29 UTCPublished CVE record published
2026-06-17 00:17 UTCUpdated Record last modified

dasanzhone znid 2426a 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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: ZHONE < S3.0.501 - Multiple Vulnerabilities

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-2014-9118?

znid 2426a firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-9118 being exploited?

CVE-2014-9118 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-2014-9118 affect?

CVE-2014-9118 affects znid 2426a firmware. Severity is high (CVSS 8.8). The web administrative portal in Zhone zNID GPON 2426A before S3.0.501 allows remote attackers to execute arbitrary commands via shell metacharacters in the ipAddr parameter to zhnping.cmd.

How urgent is CVE-2014-9118?

Priority 61/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2014-8357 HIGH 8.8 UPGRADE backupsettings.html in the web administrative portal in Zhone zNID GPON 2426A before S3.0.501 places a session
CVE-2014-8356 HIGH 8.8 UPGRADE The web administrative portal in Zhone zNID 2426A before S3.0.501 allows remote authenticated users to bypass

References

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