CVE-2023-28561
Buffer Copy Without Checking Size of Input in QESL
Memory corruption in QESL while processing payload from external ESL device to firmware.
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Buffer Copy Without Checking Size of Input in QESL
Memory corruption in QESL while processing payload from external ESL device to firmware.
- Record
CVE-2023-28561- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
EUVDEUVD-2023-32231
Memory corruption in QESL while processing payload from external ESL device to firmware.
- Record
EUVD-2023-32231- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vw4p-3wx5-4j4r
Memory corruption in QESL while processing payload from external ESL device to firmware.
Memory corruption in QESL while processing payload from external ESL device to firmware.
- Record
GHSA-vw4p-3wx5-4j4r- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120, CWE-787
- Updated
- 2026-11-02
NVD
Memory corruption in QESL while processing payload from external ESL device to firmware.
- Record
CVE-2023-28561- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120, CWE-787
- 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-2023-28561 is a critical vulnerability (CVSS 9.8) in Qualcomm Qcn7606 Firmware, published August 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. No source names a fixed version.