How severe is CVE-2018-3629?

CVE-2018-3629 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-3629 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-3629?

CVE-2018-3629 affects Intel Active Management Technology Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-3629?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-3629 published?

CVE-2018-3629 was published on 2018-07-10 and last updated on 2026-06-17.

CVE-2018-3629

CVE-2018-3629 is a medium-severity vulnerability in Intel Active Management Technology Firmware with a CVSS 3.x base score of 6.5. 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-119.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Intel Active Management Technology Firmware
Published: 2018-07-10
Last modified: 2026-06-17

Description

Buffer overflow in event handler in Intel Active Management Technology in Intel Converged Security Manageability Engine Firmware 3.x, 4.x, 5.x, 6.x, 7.x, 8.x, 9.x, 10.x, and 11.x may allow an attacker to cause a denial of service via the same subnet.

Frequently asked questions

What is CVE-2018-3629?: Buffer overflow in event handler in Intel Active Management Technology in Intel Converged Security Manageability Engine Firmware 3.x, 4.x, 5.x, 6.x, 7.x, 8.x, 9.x, 10.x, and 11.x may allow an attacker to cause a denial of service via the same subnet.
How severe is CVE-2018-3629?: CVE-2018-3629 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-3629 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-3629?: CVE-2018-3629 affects Intel Active Management Technology Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-3629?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-3629 published?: CVE-2018-3629 was published on 2018-07-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:intel:active_management_technology_firmware:*:*:*:*:*:*:*:*

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