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CVE-2023-31339

MEDIUMCVSS 5.8/10EPSS 0.16%

Last modified

CVE-2023-31339 is a medium-severity vulnerability rated 5.8/10 on the CVSS scale. 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.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
5.8/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:H

EPSS Probability
0.16%

5.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AmdTrusted Firmware-A< 2023.2
TrustedfirmwareTrusted Firmware-A< 2.10.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2023-31339?
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.
How severe is CVE-2023-31339?
CVE-2023-31339 has a CVSS score of 5.8/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2023-31339?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-31339?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST