CVE-2018-14856 — MEDIUM (6.3)

Vulnerability Description

Buffer overflow in dhd_bus_flow_ring_create_response in drivers/net/wireless/bcmdhd4358/dhd_pcie.c in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 SM-G920F G920FXXU5EQH7 allow an attacker (who has obtained code execution on the Wi-Fi) chip to cause the device driver to perform invalid memory accesses. The Samsung ID is SVE-2018-11785.

CVSS Score

6.3

MEDIUM

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Samsung	Galaxy S6 Firmware	g920fxxu5eqh7
Samsung	Galaxy S6	-

Related Weaknesses (CWE)

CWE-119

References

https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14ExploitThird Party Advisory
https://people.cs.kuleuven.be/~stijn.volckaert/papers/2019_NDSS_PeriScope.pdfExploitThird Party Advisory
https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14ExploitThird Party Advisory

FAQ

What is CVE-2018-14856?

CVE-2018-14856 is a vulnerability with a CVSS score of 6.3 (MEDIUM). Buffer overflow in dhd_bus_flow_ring_create_response in drivers/net/wireless/bcmdhd4358/dhd_pcie.c in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 SM-G920F G920FXXU5EQH7 allow an attacker (who...

How severe is CVE-2018-14856?

CVE-2018-14856 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-14856?

Check the references section above for vendor advisories and patch information. Affected products include: Samsung Galaxy S6 Firmware, Samsung Galaxy S6.