CVE-2023-29804: WFS-SR03 v1.0.3 was discovered to contain a command injection vulnerability via the sys_smb_pwdmod function.

This week

HIGH 8.8MITIGATEMITIGATE

CVE-2023-29804 is a high-severity flaw (CVSS 8.8) affecting wfs-sr03w firmware, wfs-sr03k firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WFS-SR03 v1.0.3 was discovered to contain a command injection vulnerability via the sys_smb_pwdmod function.

Why this priority

High severity
EPSS top 3%: 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	17.5% (top 3%)
CISA exploited list	No
Weakness	CWE-78
Published	2023-04-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: iodata

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

Am I affected?

Timeline

2023-04-14 14:15 UTCPublished CVE record published
2026-06-17 05:50 UTCUpdated Record last modified

iodata wfs-sr03w firmware MITIGATE

Affected: 1.03

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.03

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.

iodata wfs-sr03k firmware MITIGATE

Affected: 1.03

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.03

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-2023-29804?

wfs-sr03w firmware: mitigate or apply the listed mitigation; wfs-sr03k firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-29804 being exploited?

CVE-2023-29804 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-2023-29804 affect?

CVE-2023-29804 affects wfs-sr03w firmware, wfs-sr03k firmware. Severity is high (CVSS 8.8). WFS-SR03 v1.0.3 was discovered to contain a command injection vulnerability via the sys_smb_pwdmod function.

How urgent is CVE-2023-29804?

Priority 60/100. High severity; EPSS top 3%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2023-29805 CRITICAL 9.8 MITIGATE MITIGATE WFS-SR03 v1.0.3 was discovered to contain a command injection vulnerability via the pro_stor_canceltrans_handl

References

← Back to latest CVEs