CVE-2018-11820 — MEDIUM (5.5)

Vulnerability Description

Use of non-time constant memcmp function creates side channel that leaks information and leads to cryptographic issues in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in versions IPQ8074, MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MDM9655, MSM8996AU, QCA8081, QCS605, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 800, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Qualcomm	Ipq8074 Firmware	-
Qualcomm	Ipq8074	-
Qualcomm	Mdm9150 Firmware	-
Qualcomm	Mdm9150	-
Qualcomm	Mdm9206 Firmware	-
Qualcomm	Mdm9206	-
Qualcomm	Mdm9607 Firmware	-
Qualcomm	Mdm9607	-
Qualcomm	Mdm9640 Firmware	-
Qualcomm	Mdm9640	-
Qualcomm	Mdm9650 Firmware	-
Qualcomm	Mdm9650	-
Qualcomm	Mdm9655 Firmware	-
Qualcomm	Mdm9655	-
Qualcomm	Msm8996Au Firmware	-
Qualcomm	Msm8996Au	-
Qualcomm	Qca8081 Firmware	-
Qualcomm	Qca8081	-
Qualcomm	Qcs605 Firmware	-
Qualcomm	Qcs605	-

References

http://www.securityfocus.com/bid/106845Third Party AdvisoryVDB Entry
https://www.qualcomm.com/company/product-security/bulletinsVendor Advisory
http://www.securityfocus.com/bid/106845Third Party AdvisoryVDB Entry
https://www.qualcomm.com/company/product-security/bulletinsVendor Advisory

FAQ

What is CVE-2018-11820?

CVE-2018-11820 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Use of non-time constant memcmp function creates side channel that leaks information and leads to cryptographic issues in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consu...

How severe is CVE-2018-11820?

CVE-2018-11820 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-11820?

Check the references section above for vendor advisories and patch information. Affected products include: Qualcomm Ipq8074 Firmware, Qualcomm Ipq8074, Qualcomm Mdm9150 Firmware, Qualcomm Mdm9150, Qualcomm Mdm9206 Firmware.