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CVE-2023-21628

Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN HAL

8.4 High

Memory corruption in WLAN HAL while processing WMI-UTF command or FTM TLV1 command.

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 Jun 6, 2023
90%50%10%1%

What each source reports

CVE List Score used 8.4

Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN HAL

Memory corruption in WLAN HAL while processing WMI-UTF command or FTM TLV1 command.

Record
CVE-2023-21628
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-119
Updated
2026-11-02
EUVDEUVD-2023-25795 8.4

Memory corruption in WLAN HAL while processing WMI-UTF command or FTM TLV1 command.

Record
EUVD-2023-25795
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-p6f2-8wjh-p66x 8.4

Memory corruption in WLAN HAL while processing WMI-UTF command or FTM TLV1 command.

Memory corruption in WLAN HAL while processing WMI-UTF command or FTM TLV1 command.

Record
GHSA-p6f2-8wjh-p66x
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-119, CWE-787
Updated
2026-11-02
NVD 8.4

Memory corruption in WLAN HAL while processing WMI-UTF command or FTM TLV1 command.

Record
CVE-2023-21628
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/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-119, CWE-787
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-2023-21628 is a high vulnerability (CVSS 8.4) in Qualcomm Apq8017 Firmware, published June 6, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. No source names a fixed version.

References

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