What’s Vulnerable › Vulnerabilities

CVE-2022-33277: Buffer copy without checking size of input in modem

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-02-12 · updated 2026-06-17
• Weakness: CWE-120

Description

Memory corruption in modem due to buffer copy without checking size of input while receiving WMI command.

Affected products

• Qualcomm Aqt1000 Firmware: all versions
• Qualcomm Ar8031 Firmware: all versions
• Qualcomm Ar8035 Firmware: all versions
• Qualcomm Ar9380 Firmware: all versions
• Qualcomm Csr8811 Firmware: all versions
• Qualcomm Csra6620 Firmware: all versions
• Qualcomm Csra6640 Firmware: all versions
• Qualcomm Csrb31024 Firmware: all versions
• Qualcomm Ipq4018 Firmware: all versions
• Qualcomm Ipq4028 Firmware: all versions
• Qualcomm Ipq4029 Firmware: all versions
• Qualcomm Ipq5010 Firmware: all versions
• Qualcomm Ipq5018 Firmware: all versions
• Qualcomm Ipq5028 Firmware: all versions
• Qualcomm Ipq6000 Firmware: all versions
• Qualcomm Ipq6010 Firmware: all versions
• Qualcomm Ipq6018 Firmware: all versions
• Qualcomm Ipq6028 Firmware: all versions
• Qualcomm Ipq8064 Firmware: all versions
• Qualcomm Ipq8065 Firmware: all versions
• Qualcomm Ipq8068 Firmware: all versions
• Qualcomm Ipq8069 Firmware: all versions
• Qualcomm Ipq8070 Firmware: all versions
• Qualcomm Ipq8070A Firmware: all versions
• Qualcomm Ipq8071 Firmware: all versions
• Qualcomm Ipq8071A Firmware: all versions
• Qualcomm Ipq8072 Firmware: all versions
• Qualcomm Ipq8072A Firmware: all versions
• Qualcomm Ipq8074 Firmware: all versions
• Qualcomm Ipq8074A Firmware: all versions

References

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

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