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CVE-2023-33030

Buffer Copy without Checking Size of Input in HLOS

9.3 Critical

Memory corruption in HLOS while running playready use-case.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.12%Up 0.1 points since Jan 3, 2024
90%50%10%1%

What each source reports

CVE List Score used 9.3

Buffer Copy without Checking Size of Input in HLOS

Memory corruption in HLOS while running playready use-case.

Record
CVE-2023-33030
CVSS 3.1
9.3 CriticalCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
EUVDEUVD-2023-37219 9.3

Memory corruption in HLOS while running playready use-case.

Record
EUVD-2023-37219
CVSS 3.1
9.3 CriticalCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-rh7v-fmqc-c7rj 9.3

Memory corruption in HLOS while running playready use-case.

Memory corruption in HLOS while running playready use-case.

Record
GHSA-rh7v-fmqc-c7rj
CVSS 3.1
9.3 CriticalCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness
CWE-120, CWE-787
Updated
2026-11-02
NVD 9.3

Memory corruption in HLOS while running playready use-case.

Record
CVE-2023-33030
CVSS 3.1
9.3 CriticalCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-120, CWE-787
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

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

In short

CVE-2023-33030 is a critical vulnerability (CVSS 9.3) in Qualcomm 315 5g Iot Modem Firmware, published January 2, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 2nd percentile. No source names a fixed version.

References

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