How severe is CVE-2018-3682?

CVE-2018-3682 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-3682 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-3682?

CVE-2018-3682 affects Intel Bmc Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-3682?

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-2018-3682 published?

CVE-2018-3682 was published on 2018-07-10 and last updated on 2026-06-17.

CVE-2018-3682

CVE-2018-3682 is a high-severity vulnerability in Intel Bmc Firmware with a CVSS 3.x base score of 8.2. 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-269.

Key facts

Severity: High (CVSS 3.x base score 8.2)
CVSS v2: 4.6
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Intel Bmc Firmware
Published: 2018-07-10
Last modified: 2026-06-17

Description

BMC Firmware in Intel server boards, compute modules, and systems potentially allow an attacker with administrative privileges to make unauthorized read\writes to the SMBUS.

Frequently asked questions

What is CVE-2018-3682?: BMC Firmware in Intel server boards, compute modules, and systems potentially allow an attacker with administrative privileges to make unauthorized read\writes to the SMBUS.
How severe is CVE-2018-3682?: CVE-2018-3682 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-3682 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-3682?: CVE-2018-3682 affects Intel Bmc Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-3682?: 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-2018-3682 published?: CVE-2018-3682 was published on 2018-07-10 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00130.html

Affected products (1)

cpe:2.3:o:intel:bmc_firmware:-:*:*:*:*:*:*:*

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