High severity · published Apr 1, 2024
CVE-2024-21454
Integer Overflow to Buffer Overflow in Automotive Telematics
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
Transient DOS while decoding the ToBeSignedMessage in Automotive Telematics.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SN
Snapdragon · Qualcomm, Inc.
C-V2X 9150; Snapdragon Auto 5G Modem-RF; Snapdragon Auto 4G Modem · source: vendor
A4
Auto 4g Modem Firmware · Qualcomm
All versions, or not specified · source: NVD
A5
Auto 5g Modem-rf Firmware · Qualcomm
All versions, or not specified · source: NVD
C9
C-v2x 9150 Firmware · Qualcomm
All versions, or not specified · source: NVD
C9
C-v2x 9150 · Qualcomm
0 · source: CISA
SA
Snapdragon Auto 4g Modem · Qualcomm
0 · source: CISA
SA
Snapdragon Auto 5g Modem-rf · Qualcomm
0 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-21454
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-21454
Vendor Advisory
https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2024-bulletin.html
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