Vulnerability Monitor

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CVE-2018-14745

Buffer overflow in prot_get_ring_space in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 SM-G920F G920FXXU5EQH7 allows an attacker (who has obtained code execution on the Wi-Fi chip) to overwrite kernel memory due to improper validation of the ring buffer read pointer. The Samsung ID is SVE-2018-12029.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.8, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 2 products from samsung, from samsung organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-03-21T16:00:20.890

Last Modified

2024-11-21T03:49:43.760

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 8.8 (HIGH)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:P/I:P/A:P

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

6.5

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	samsung	galaxy_s6_firmware	g920fxxu5eqh7	Yes
Hardware	samsung	galaxy_s6	-	No

References

https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14745.md Exploit, Third Party Advisory ([email protected])
https://pastebin.com/tmFrECnZ Exploit, Third Party Advisory ([email protected])
https://security.samsungmobile.com/securityUpdate.smsb Vendor Advisory ([email protected])
https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14745.md Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://pastebin.com/tmFrECnZ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.samsungmobile.com/securityUpdate.smsb Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For samsung's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.