How severe is CVE-2016-3728?

CVE-2016-3728 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-3728 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-3728?

CVE-2016-3728 primarily affects Theforeman Foreman. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-3728?

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

When was CVE-2016-3728 published?

CVE-2016-3728 was published on 2016-05-20 and last updated on 2026-06-17.

CVE-2016-3728

CVE-2016-3728 is a high-severity vulnerability in Theforeman Foreman with a CVSS 3.x base score of 8.8. 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-284.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Theforeman Foreman
Published: 2016-05-20
Last modified: 2026-06-17

Description

Eval injection vulnerability in tftp_api.rb in the TFTP module in the Smart-Proxy in Foreman before 1.10.4 and 1.11.x before 1.11.2 allows remote attackers to execute arbitrary code via the PXE template type portion of the PATH_INFO to tftp/.

Frequently asked questions

What is CVE-2016-3728?: Eval injection vulnerability in tftp_api.rb in the TFTP module in the Smart-Proxy in Foreman before 1.10.4 and 1.11.x before 1.11.2 allows remote attackers to execute arbitrary code via the PXE template type portion of the PATH_INFO to tftp/.
How severe is CVE-2016-3728?: CVE-2016-3728 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-3728 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-3728?: CVE-2016-3728 primarily affects Theforeman Foreman. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-3728?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-3728 published?: CVE-2016-3728 was published on 2016-05-20 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:theforeman:foreman:1.11.0:*:*:*:*:*:*:*
cpe:2.3:a:theforeman:foreman:1.11.0:rc1:*:*:*:*:*:*
cpe:2.3:a:theforeman:foreman:1.11.0:rc2:*:*:*:*:*:*
cpe:2.3:a:theforeman:foreman:1.11.0:rc3:*:*:*:*:*:*
cpe:2.3:a:theforeman:foreman:1.11.1:*:*:*:*:*:*:*
cpe:2.3:a:theforeman:foreman:1.10.3:*:*:*:*:*:*:*

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