CVE-2023-21649— Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN
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I. Basic Information for CVE-2023-21649
Vulnerability Information
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Vulnerability Title
Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN
Source: NVD (National Vulnerability Database)
Vulnerability Description
Memory corruption in WLAN while running doDriverCmd for an unspecific command.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Qualcomm Chipsets 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm Chipsets是美国高通（Qualcomm）公司的一系列芯片组。 Qualcomm 芯片存在安全漏洞，该漏洞源于为非特定命令运行 doDriverCmd 时，导致 WLAN 内存损坏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Qualcomm, Inc. | Snapdragon | APQ8096AU | - |
II. Public POCs for CVE-2023-21649
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Qualcomm, Inc. · 2023-08-08 · 18 CVEs total
| CVE-2022-40510 | 9.8 CRITICAL | Buffer copy without checking size of input in Audio. |
| CVE-2023-28561 | 9.8 CRITICAL | Buffer Copy Without Checking Size of Input in QESL |
| CVE-2023-21651 | 9.3 CRITICAL | Incorrect Type Conversion or Cast in Core |
| CVE-2023-21643 | 9.1 CRITICAL | Untrusted Pointer Dereference in Automotive |
| CVE-2023-28537 | 8.4 HIGH | Integer Overflow or Wraparound in Audio |
| CVE-2023-22666 | 8.4 HIGH | Integer Overflow or Wraparound in Audio |
| CVE-2023-21625 | 8.2 HIGH | Buffer Over-read in Network Services |
| CVE-2023-21652 | 7.7 HIGH | Key Management Errors in HLOS |
| CVE-2023-28555 | 7.5 HIGH | Buffer Over-read in Audio |
| CVE-2023-21626 | 7.1 HIGH | Improper Authentication in HLOS. |
| CVE-2023-28575 | 6.7 MEDIUM | Multiple Type Confusion Vulnerability |
| CVE-2023-28577 | 6.7 MEDIUM | Multiple Dmabuf Kernel Address UAF Vulnerability |
| CVE-2023-21650 | 6.7 MEDIUM | Improper Validation of Array Index in GPS HLOS Driver |
| CVE-2023-21648 | 6.7 MEDIUM | Integer Overflow to Buffer Overflow in RIL |
| CVE-2023-21627 | 6.7 MEDIUM | Incorrect Type Conversion or Cast in Trusted Execution Environment |
| CVE-2023-21647 | 6.5 MEDIUM | Improper Input Validation in Bluetooth HOST |
| CVE-2023-28576 | 6.4 MEDIUM | Time-of-check Time-of-use (TOCTOU) Race Condition in Camera Kernel Driver |
IV. Related Vulnerabilities
Same product: Snapdragon
Same vendor: Qualcomm, Inc.
Same weakness: CWE-120
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V. Comments for CVE-2023-21649
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