CVE-2023-21665

Qualcomm 8909 Firmware

Public PoC

Published

02 May 2023

Modified

21 November 2024

Patch / advisory

View advisory

CVSS Score v3.1 8.4

Click a component to see what it means

Raw vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0018 8th percentile

Risk Priority 59 floored blend · peak EPSS

Summary

CVE-2023-21665 is a high-severity Incorrect Type Conversion or Cast (CWE-704) vulnerability in Qualcomm 8909 Firmware. Its CVSS base score is 8.4 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-25832

Vulnerability Data

Memory corruption in Graphics while importing a file.

CWE(s): CWE-704

Related Threats

MITRE ATT&CK Enterprise Techniques

T1068 Exploitation for Privilege Escalation Privilege Escalation

Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.

attack.mitre.org →

T1190 Exploit Public-Facing Application Initial Access

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.

attack.mitre.org →

T1203 Exploitation for Client Execution Execution

Adversaries may exploit software vulnerabilities in client applications to execute code.

attack.mitre.org →

T1210 Exploitation of Remote Services Lateral Movement

Adversaries may exploit remote services to gain unauthorized access to internal systems once inside of a network.

attack.mitre.org →

T1212 Exploitation for Credential Access Credential Access

Adversaries may exploit software vulnerabilities in an attempt to collect credentials.

attack.mitre.org →

T1687 Exploitation for Defense Impairment Defense Impairment

Adversaries may exploit vulnerabilities in security software, infrastructure, or defensive components to degrade, disable, or otherwise continue to impair their ability to prevent, detect, or respond to malicious activity.

attack.mitre.org →

Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-21651Same product: Qualcomm Aqt1000

CVE-2023-33101Same product: Qualcomm 315 5G Iot Modem

CVE-2023-21638Same product: Qualcomm Aqt1000

CVE-2023-33059Same product: Qualcomm 315 5G Iot Modem

CVE-2024-43058Same product: Qualcomm Wcd9380

CVE-2023-28537Same product: Qualcomm 315 5G Iot Modem

CVE-2023-33018Same product: Qualcomm 315 5G Iot Modem

CVE-2023-33017Same product: Qualcomm 315 5G Iot Modem

CVE-2023-33063Same product: Qualcomm 315 5G Iot Modem

CVE-2024-38423Same product: Qualcomm 315 5G Iot Modem

Affected Assets

qualcomm

315 5g iot modem firmware

all versions

qualcomm

9206 lte modem firmware

all versions

qualcomm

apq8017 firmware

all versions

qualcomm

apq8052 firmware

all versions

qualcomm

apq8056 firmware

all versions

qualcomm

apq8064au firmware

all versions

qualcomm

apq8076 firmware

all versions

qualcomm

aqt1000 firmware

all versions

qualcomm

ar8031 firmware

all versions

qualcomm

ar8035 firmware

all versions

+210 more product configuration(s) — see NVD for full list

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match

prevents

Secure SDLC practices directly prevent type-conversion flaws via coding standards, reviews, and testing.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.29 Security testing in development and acceptance mostly match

finds

Security testing can uncover type-conversion defects before release.

A.8.25 Secure development life cycle partial match

prevents

Secure development lifecycle includes type-safety reviews that reduce incorrect casts.

A.8.26 Application security requirements partial match

prevents

Application security requirements can mandate strong typing and safe casting rules.

A.8.27 Secure system architecture and engineering principles partial match

degrades

Secure architecture principles discourage unsafe type conversions in design.