HOMEVULNERABILITIESCVE-2018-19860
HIGH

CVE-2018-19860

CWE-732Published: June 7, 2019· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2018-19860 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

broadcom4 product(s)
bcm4335c0 firmwarebcm4335c0bcm43438a1 firmwarebcm43438a1
cypress122 product(s)
cyw20702a1kwfbg firmwarecyw20702a1kwfbgcyw20702a1kwfbgt firmwarecyw20702a1kwfbgtcyw20702b0kwfbg firmwarecyw20702b0kwfbgcyw20702b0kwfbgt firmwarecyw20702b0kwfbgtcyw20703ua1kffb1g firmwarecyw20703ua1kffb1gcyw20703ua1kffb1gt firmwarecyw20703ua1kffb1gt+110
Source: NVD CPE · 126 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://source.android.com/security/bulletin/2019-05-01
ADVISORYhttps://www.broadcom.com/support/resources/product-security-center
ADVISORYhttps://source.android.com/security/bulletin/2019-05-01
ADVISORYhttps://www.broadcom.com/support/resources/product-security-center

All References (12)

→
http://seclists.org/fulldisclosure/2019/Aug/11
→
http://seclists.org/fulldisclosure/2019/Jul/22
→
https://seclists.org/bugtraq/2019/Aug/21
→
https://source.android.com/security/bulletin/2019-05-01Third Party Advisory
→
https://support.apple.com/kb/HT210348
→
https://www.broadcom.com/support/resources/product-security-centerVendor Advisory
→
http://seclists.org/fulldisclosure/2019/Aug/11
→
http://seclists.org/fulldisclosure/2019/Jul/22
→
https://seclists.org/bugtraq/2019/Aug/21
→
https://source.android.com/security/bulletin/2019-05-01Third Party Advisory
→
https://support.apple.com/kb/HT210348
→
https://www.broadcom.com/support/resources/product-security-centerVendor Advisory

Quick Facts

CVE IDCVE-2018-19860
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-732
CISA KEVNo
Affected2 vendor(s)
PublishedJun 7, 2019

Related CVEs (CWE-732)

CVE-2014-125121
10.0
CVE-2026-9508
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CVE-2025-12004
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CVE-2021-33509
9.9
CVE-2024-5618
9.9
CVE-2023-40622
9.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-19860 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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