How severe is CVE-2013-5667?

CVE-2013-5667 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2013-5667 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-5667?

CVE-2013-5667 primarily affects Thecus N8800 Nas Server Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-5667?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-5667 published?

CVE-2013-5667 was published on 2014-01-24 and last updated on 2026-06-16.

CVE-2013-5667

CVE-2013-5667 is a critical-severity vulnerability in Thecus N8800 Nas Server Firmware with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Thecus N8800 Nas Server Firmware
Published: 2014-01-24
Last modified: 2026-06-16

Description

The Thecus NAS server N8800 with firmware 5.03.01 allows remote attackers to execute arbitrary commands via a get_userid action with shell metacharacters in the username parameter.

Frequently asked questions

What is CVE-2013-5667?: The Thecus NAS server N8800 with firmware 5.03.01 allows remote attackers to execute arbitrary commands via a get_userid action with shell metacharacters in the username parameter.
How severe is CVE-2013-5667?: CVE-2013-5667 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2013-5667 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-5667?: CVE-2013-5667 primarily affects Thecus N8800 Nas Server Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-5667?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-5667 published?: CVE-2013-5667 was published on 2014-01-24 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:o:thecus:n8800_nas_server_firmware:5.03.01:*:*:*:*:*:*:*
cpe:2.3:h:thecus:n8800_nas_server:-:*:*:*:*:*:*:*

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