How severe is CVE-2018-19860?

CVE-2018-19860 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-2018-19860 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19860?

CVE-2018-19860 primarily affects Broadcom Bcm4335c0 Firmware. In total, 63 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-19860?

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-2018-19860 published?

CVE-2018-19860 was published on 2019-06-07 and last updated on 2026-06-17.

CVE-2018-19860

CVE-2018-19860 is a high-severity vulnerability in Broadcom Bcm4335c0 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-732.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 5.8
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Broadcom Bcm4335c0 Firmware
Published: 2019-06-07
Last modified: 2026-06-17

Description

Broadcom firmware before summer 2014 on Nexus 5 BCM4335C0 2012-12-11, Raspberry Pi 3 BCM43438A1 2014-06-02, and unspecifed other devices does not properly restrict LMP commnds and executes certain memory contents upon receiving an LMP command, as demonstrated by executing an HCI command.

Frequently asked questions

What is CVE-2018-19860?: Broadcom firmware before summer 2014 on Nexus 5 BCM4335C0 2012-12-11, Raspberry Pi 3 BCM43438A1 2014-06-02, and unspecifed other devices does not properly restrict LMP commnds and executes certain memory contents upon receiving an LMP command, as demonstrated by executing an HCI command.
How severe is CVE-2018-19860?: CVE-2018-19860 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-2018-19860 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19860?: CVE-2018-19860 primarily affects Broadcom Bcm4335c0 Firmware. In total, 63 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-19860?: 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-2018-19860 published?: CVE-2018-19860 was published on 2019-06-07 and last updated on 2026-06-17.

References

Affected products (63)

cpe:2.3:o:broadcom:bcm4335c0_firmware:2012-12-11:*:*:*:*:*:*:*
cpe:2.3:o:broadcom:bcm43438a1_firmware:2014-06-02:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20702a1kwfbg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20702a1kwfbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20702b0kwfbg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20702b0kwfbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20703ua1kffb1g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20703ua1kffb1gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20704ua1kffb1g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20704ua1kffb1gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20704ua2kffb1g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20704ua2kffb1gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20705a1kwfbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20705b0kwfbg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20705b0kwfbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20706ua1kffb1g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20706ua1kffb1gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20706ua1kffb4g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20706ua2kffb4g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20706ua2kffb4gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707a2kubgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707ua1kffb1g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707ua1kffb4g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707ua1kffb4gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707ua2kffb4g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707ua2kffb4gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707va1pkwbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20707va2pkwbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a1kfbg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a1kfbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a1kml2g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a1kml2gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a1kmlg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a1kmlgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a2kfbg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a2kfbgt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a2kml2g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20730a2kml2gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20733a1kfb1gt_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cypress:cyw20733a2kfb1g_firmware:-:*:*:*:*:*:*:*

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