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CVE-2024-21453

Improper Input Validation in Automotive Telematics

7.5 High

Transient DOS while decoding message of size that exceeds the available system memory.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.37%Up 0.3 points since Apr 2, 2024
90%50%10%1%

What each source reports

CVE List Score used 7.5

Improper Input Validation in Automotive Telematics

Transient DOS while decoding message of size that exceeds the available system memory.

Record
CVE-2024-21453
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-20
Updated
2026-11-02
EUVDEUVD-2024-19162 7.5

Transient DOS while decoding message of size that exceeds the available system memory.

Record
EUVD-2024-19162
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-6gr4-fjw7-47pw 7.5

Transient DOS while decoding message of size that exceeds the available system memory.

Transient DOS while decoding message of size that exceeds the available system memory.

Record
GHSA-6gr4-fjw7-47pw
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-20
Updated
2026-11-02
NVD 7.5

Transient DOS while decoding message of size that exceeds the available system memory.

Record
CVE-2024-21453
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-20
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-21453 is a high vulnerability (CVSS 7.5) in Qualcomm C-v2x 9150, published April 1, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 30th percentile. No source names a fixed version.

References

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