CVE-2023-31339
Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC...
Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC may allow a privileged attacker to perform out of bound reads, potentially resulting in data leakage and denial of service.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC may allow a privileged attacker to perform out of bound reads, potentially resulting in data leakage and denial of service.
- Record
CVE-2023-31339- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2023-35650
Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC may allow a privileged attacker to perform out of bound reads, potentially resulting in data leakage and denial of service.
- Record
EUVD-2023-35650- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xqmw-9249-4m7x
Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC...
Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC may allow a privileged attacker to perform out of bound reads, potentially resulting in data leakage and denial of service.
- Record
GHSA-xqmw-9249-4m7x- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:H - Weakness
- CWE-20, CWE-125
- Updated
- 2026-11-02
NVD
Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC may allow a privileged attacker to perform out of bound reads, potentially resulting in data leakage and denial of service.
- Record
CVE-2023-31339- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:H - CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-20, CWE-125
- 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-2023-31339 is a medium vulnerability (CVSS 4.8) in Amd Trusted Firmware-a, published August 13, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 4th percentile. No source names a fixed version.