How severe is CVE-2019-0140?

CVE-2019-0140 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-0140 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-0140?

CVE-2019-0140 primarily affects Intel Ethernet Controller X710-tm4 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-0140?

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-2019-0140 published?

CVE-2019-0140 was published on 2019-11-14 and last updated on 2026-06-17.

CVE-2019-0140

CVE-2019-0140 is a high-severity vulnerability in Intel Ethernet Controller X710-tm4 Firmware 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-120.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 5.8
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Intel Ethernet Controller X710-tm4 Firmware
Published: 2019-11-14
Last modified: 2026-06-17

Description

Buffer overflow in firmware for Intel(R) Ethernet 700 Series Controllers before version 7.0 may allow an unauthenticated user to potentially enable an escalation of privilege via an adjacent access.

Frequently asked questions

What is CVE-2019-0140?: Buffer overflow in firmware for Intel(R) Ethernet 700 Series Controllers before version 7.0 may allow an unauthenticated user to potentially enable an escalation of privilege via an adjacent access.
How severe is CVE-2019-0140?: CVE-2019-0140 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-0140 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-0140?: CVE-2019-0140 primarily affects Intel Ethernet Controller X710-tm4 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-0140?: 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-2019-0140 published?: CVE-2019-0140 was published on 2019-11-14 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00255.html

Affected products (7)

cpe:2.3:o:intel:ethernet_controller_x710-tm4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_x710-at2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_xxv710-am2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_xxv710-am1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_x710-bm2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_710-bm1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:a:intel:ethernet_700_series_software:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Ethernet Controller X710-tm4 Firmware

CVE-2019-0142 — High (CVSS 8.2): Insufficient access control in ilp60x64.sys driver for Intel(R) Ethernet 700 Series Controllers before version 1.33.0.0…
CVE-2019-0145 — High (CVSS 7.8): Buffer overflow in i40e driver for Intel(R) Ethernet 700 Series Controllers versions before 7.0 may allow an…
CVE-2021-0200 — Medium (CVSS 6.7): Out-of-bounds write in the firmware for Intel(R) Ethernet 700 Series Controllers before version 8.2 may allow a…
CVE-2019-0139 — Medium (CVSS 6.7): Insufficient access control in firmware for Intel(R) Ethernet 700 Series Controllers before version 7.0 may allow a…
CVE-2019-0144 — Medium (CVSS 6.5): Unhandled exception in firmware for Intel(R) Ethernet 700 Series Controllers before version 7.0 may allow an…
CVE-2019-0149 — Medium (CVSS 5.5): Insufficient input validation in i40e driver for Intel(R) Ethernet 700 Series Controllers versions before 2.8.43 may…

All CVEs affecting Intel Ethernet Controller X710-tm4 Firmware →

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