CVE Tools
Sign in

CVE-2023-43551

Improper Authentication in Multi-Mode Call Processor

Published: Jun 3, 2024Updated: Aug 11, 2025 Sources: CVE List NVDCWE-287
NVD MITRE
9.1CVSSCRITICAL
EPSS Score
0.3%
Top 83.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Cryptographic issue while performing attach with a LTE network, a rogue base station can skip the authentication phase and immediately send the Security Mode Command.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-287

Affected Products

315 5g iot modem firmwarequalcomm
EmbeddedFirmware
Hardware Firmware / cpu-gpu
9205 lte modem firmwarequalcomm
EmbeddedFirmware
Hardware Firmware / network-adapter
9206 lte modem firmwarequalcomm
EmbeddedFirmware
Hardware Firmware / cpu-gpu
9207 lte modem firmwarequalcomm
EmbeddedFirmware
Hardware Firmware / cpu-gpu
apq8017 firmwarequalcomm
EmbeddedFirmware
Hardware Firmware / cpu-gpu
qualcommcommercialUSHardware Firmwareaka qualcomm, inc., qualcomm inc, qualcomm incorporated
and 237 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2024-bulletin.html
docs.qualcomm.com

Timeline

Published
Jun 3, 2024
Last Updated
Aug 11, 2025

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2023-43551 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows