High severity · published Jun 3, 2024
CVE-2023-43551
Improper Authentication in Multi-Mode Call Processor
7.5
CVSS
0.3%
EPSS
No
On KEV
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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 17% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SN
Snapdragon · Qualcomm, Inc.
315 5G IoT Modem; 9205 LTE Modem; 9206 LTE Modem; 9207 LTE Modem; APQ8017; APQ8037; +34 more · source: vendor
35
315 5g Iot Modem Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
9L
9205 Lte Modem Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
9L
9206 Lte Modem Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
9L
9207 Lte Modem Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
AF
Apq8017 Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
AF
Apq8037 Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
AF
Aqt1000 Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
AF
Ar6003 Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
AF
Ar8035 Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
C9
C-v2x 9150 Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
CF
Csra6620 Firmware · Qualcomm
All versions, or not specified · source: NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-43551
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-43551
Vendor Advisory
https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2024-bulletin.html
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