CVE-2024-21452
Improper Input Validation in Automotive Telematics
Transient DOS while decoding an ASN.1 OER message containing a SEQUENCE of unknown extensions.
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
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Improper Input Validation in Automotive Telematics
Transient DOS while decoding an ASN.1 OER message containing a SEQUENCE of unknown extensions.
- Record
CVE-2024-21452- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2024-19161
Transient DOS while decoding an ASN.1 OER message containing a SEQUENCE of unknown extensions.
- Record
EUVD-2024-19161- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w5m5-3q2m-hf8j
Transient DOS while decoding an ASN.1 OER message containing a SEQUENCE of unknown extensions.
Transient DOS while decoding an ASN.1 OER message containing a SEQUENCE of unknown extensions.
- Record
GHSA-w5m5-3q2m-hf8j- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
Transient DOS while decoding an ASN.1 OER message containing a SEQUENCE of unknown extensions.
- Record
CVE-2024-21452- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 3.1
- 7.5 High
CVSS: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
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-21452 is a high vulnerability (CVSS 7.3) in Qualcomm C-v2x 9150 Firmware, published April 1, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.