What’s Vulnerable › Vulnerabilities

CVE-2022-40505: Buffer over-read in Modem

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-05-02 · updated 2026-06-17
• Weakness: CWE-126

Description

Information disclosure due to buffer over-read in Modem while parsing DNS hostname.

Affected products

• Qualcomm 9205 Lte Modem Firmware: all versions
• Qualcomm 9206 Lte Modem Firmware: all versions
• Qualcomm 9207 Lte Modem Firmware: all versions
• Qualcomm Mdm8207 Firmware: all versions
• Qualcomm Qca4004 Firmware: all versions
• Qualcomm Qca4010 Firmware: all versions
• Qualcomm Qts110 Firmware: all versions
• Qualcomm Snapdragon 1100 Wearable Platform Firmware: all versions
• Qualcomm Snapdragon 1200 Wearable Platform Firmware: all versions
• Qualcomm Snapdragon Wear 1300 Platform Firmware: all versions
• Qualcomm Snapdragon X5 Lte Modem Firmware: all versions
• Qualcomm Wcd9306 Firmware: all versions
• Qualcomm Wcd9330 Firmware: all versions

References

• https://www.qualcomm.com/company/product-security/bulletins/may-2023-bulletin
• https://www.qualcomm.com/company/product-security/bulletins/may-2023-bulletin

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