What’s Vulnerable › Vulnerabilities

CVE-2018-11820

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-02-25 · updated 2026-06-17

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.

Affected products

• Qualcomm Ipq8074 Firmware: all versions
• Qualcomm Mdm9150 Firmware: all versions
• Qualcomm Mdm9206 Firmware: all versions
• Qualcomm Mdm9607 Firmware: all versions
• Qualcomm Mdm9640 Firmware: all versions
• Qualcomm Mdm9650 Firmware: all versions
• Qualcomm Mdm9655 Firmware: all versions
• Qualcomm Msm8996Au Firmware: all versions
• Qualcomm Qca8081 Firmware: all versions
• Qualcomm Qcs605 Firmware: all versions
• Qualcomm Sd 205 Firmware: all versions
• Qualcomm Sd 210 Firmware: all versions
• Qualcomm Sd 212 Firmware: all versions
• Qualcomm Sd 410 Firmware: all versions
• Qualcomm Sd 412 Firmware: all versions
• Qualcomm Sd 415 Firmware: all versions
• Qualcomm Sd 425 Firmware: all versions
• Qualcomm Sd 427 Firmware: all versions
• Qualcomm Sd 429 Firmware: all versions
• Qualcomm Sd 430 Firmware: all versions
• Qualcomm Sd 435 Firmware: all versions
• Qualcomm Sd 439 Firmware: all versions
• Qualcomm Sd 450 Firmware: all versions
• Qualcomm Sd 615 Firmware: all versions
• Qualcomm Sd 616 Firmware: all versions
• Qualcomm Sd 625 Firmware: all versions
• Qualcomm Sd 632 Firmware: all versions
• Qualcomm Sd 636 Firmware: all versions
• Qualcomm Sd 650 Firmware: all versions
• Qualcomm Sd 652 Firmware: all versions

References

• http://www.securityfocus.com/bid/106845
• https://www.qualcomm.com/company/product-security/bulletins
• http://www.securityfocus.com/bid/106845
• https://www.qualcomm.com/company/product-security/bulletins

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