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CVE-2023-33087— Buffer Copy without Checking Size of Input (`Classic Buffer Overflow`) in Core

Quick assessment

Affected
Qualcomm, Inc. Snapdragon
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Qualcomm Chipsets是美国高通（Qualcomm）公司的一系列芯片组。 Qualcomm Chipsets 存在安全漏洞，该漏洞源于 Core 中不检查输入大小的缓冲区复制。

CVSS 7.8 · High EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2023-33087

Vulnerability Information
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Vulnerability Title
Buffer Copy without Checking Size of Input (`Classic Buffer Overflow`) in Core
Source: CVE Program / CVE List V5
Vulnerability Description
Memory corruption in Core while processing RX intent request.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Vulnerability Title
Qualcomm Chipsets 安全漏洞
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 Chipsets 存在安全漏洞，该漏洞源于 Core 中不检查输入大小的缓冲区复制。
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 AR8035 -

II. Public POCs for CVE-2023-33087

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III. Intelligence Information for CVE-2023-33087

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Other References for CVE-2023-33087 (1)

Same Patch Batch · Qualcomm, Inc. · 2023-12-05 · 38 CVEs total

CVE-2023-33082 9.8 CRITICAL Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN Host
CVE-2023-33083 9.8 CRITICAL Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN Host
CVE-2023-33054 9.1 CRITICAL Improper Authentication in GPS HLOS Driver
CVE-2023-33106 8.4 HIGH Use of Out-of-range Pointer Offset in Graphics
CVE-2023-33022 8.4 HIGH Integer Overflow to Buffer Overflow in HLOS
CVE-2023-33107 8.4 HIGH Integer Overflow or Wraparound in Graphics Linux
CVE-2023-33053 8.4 HIGH Improper Validation of Array Index in Kernel
CVE-2023-33071 8.4 HIGH Improper Access Control in Automotive OS Platform Android
CVE-2023-33088 8.4 HIGH NULL pointer dereference in WLAN Firmware
CVE-2023-33092 8.4 HIGH Buffer Copy Without Checking Size of Input in Bluetooth HOST
CVE-2023-28585 8.2 HIGH Integer Overflow to Buffer Overflow in TZ Secure OS
CVE-2023-28587 7.8 HIGH Improper Restriction of Operations within the Bounds of a Memory Buffer in BT Controller
CVE-2023-33079 7.8 HIGH Use of Out-of-range Pointer Offset in Audio
CVE-2023-28551 7.8 HIGH Improper Restriction of Operations within the Bounds of a Memory Buffer in UTILS
CVE-2023-33063 7.8 HIGH Use After Free in DSP Services
CVE-2023-28550 7.8 HIGH Improper Restriction of Operations within the Bounds of a Memory Buffer in MPP Performance
CVE-2023-33017 7.8 HIGH Buffer Copy Without Checking Size of Input in Boot
CVE-2023-28546 7.8 HIGH Buffer Copy Without Checking Size of Input in SPS Applications
CVE-2023-33018 7.8 HIGH Integer Overflow to Buffer Overflow in User Identity Module
CVE-2023-28588 7.5 HIGH Integer Overflow or Wraparound in Bluetooth Host

Showing top 20 of 38 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Snapdragon
Same vendor: Qualcomm, Inc.
Same weakness: CWE-120

V. Comments for CVE-2023-33087

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