CVE-2024-50376: A CWE-79 "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" was discovered

Q: How do I fix CVE-2024-50376?

eki-6333ac-2g firmware: upgrade to 1.6.5; eki-6333ac-2gd firmware: upgrade to 1.6.5; eki-6333ac-1gpo firmware: upgrade to 1.2.2. Exact commands for each OS are on this page.

Q: Is CVE-2024-50376 being exploited?

CVE-2024-50376 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-2024-50376 affect?

CVE-2024-50376 affects eki-6333ac-2g firmware, eki-6333ac-2gd firmware, eki-6333ac-1gpo firmware. Severity is high (CVSS 7.3). A CWE-79 "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" was discovered affecting the following devices manufactured by Advantech: EKI-6333AC-2G (<= 1.6.3), EKI-6333AC-2GD (<= v1.6.3) and EKI-6333AC-1G

Routine

HIGH 7.3UPGRADEUPGRADEUPGRADE

CVE-2024-50376 is a high-severity flaw (CVSS 7.3) affecting eki-6333ac-2g firmware, eki-6333ac-2gd firmware, eki-6333ac-1gpo firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A CWE-79 "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" was discovered affecting the following devices manufactured by Advantech: EKI-6333AC-2G (<= 1.6.3), EKI-6333AC-2GD (<= v1.6.3) and EKI-6333AC-1GPO (<= v1.2.1). The vulnerability can be exploited remotely leveraging a rogue Wi-Fi access point with a malicious SSID.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-78, CWE-79
Published	2024-11-26
Last modified	2026-06-17

Publisher (CNA): Nozomi Networks Inc. · Vendor: advantech

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

Am I affected?

Timeline

2024-11-26 11:22 UTCPublished CVE record published
2026-06-17 08:04 UTCUpdated Record last modified

advantech eki-6333ac-2g firmware UPGRADE

Affected: < 1.6.5

Fixed in: 1.6.5

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.

advantech eki-6333ac-2gd firmware UPGRADE

Affected: < 1.6.5

Fixed in: 1.6.5

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.

advantech eki-6333ac-1gpo firmware UPGRADE

Affected: < 1.2.2

Fixed in: 1.2.2

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-2024-50376?

eki-6333ac-2g firmware: upgrade to 1.6.5; eki-6333ac-2gd firmware: upgrade to 1.6.5; eki-6333ac-1gpo firmware: upgrade to 1.2.2. Exact commands for each OS are on this page.

Is CVE-2024-50376 being exploited?

CVE-2024-50376 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-2024-50376 affect?

CVE-2024-50376 affects eki-6333ac-2g firmware, eki-6333ac-2gd firmware, eki-6333ac-1gpo firmware. Severity is high (CVSS 7.3). A CWE-79 "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" was discovered affecting the following devices manufactured by Advantech: EKI-6333AC-2G (<= 1.6.3), EKI-6333AC-2GD (<= v1.6.3) and EKI-6333AC-1G

How urgent is CVE-2024-50376?

Priority 35/100. High severity

Software pages

Wi-Fi vulnerabilities · Advantech vulnerabilities

Related CVEs

CVE-2024-50377 MEDIUM 6.5 UPGRADE UPGRADE A CWE-798 "Use of Hard-coded Credentials" was discovered affecting the following devices manufactured by Advan
CVE-2024-50375 CRITICAL 9.8 UPGRADE UPGRADE A CWE-306 "Missing Authentication for Critical Function" was discovered affecting the following devices manufa
CVE-2024-50374 CRITICAL 9.8 UPGRADE UPGRADE A CWE-78 "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')" was disc
CVE-2024-50373 CRITICAL 9.8 UPGRADE UPGRADE A CWE-78 "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')" was disc
CVE-2024-50372 CRITICAL 9.8 UPGRADE UPGRADE A CWE-78 "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')" was disc

References

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