CVE-2023-20594
MEDIUMCVSS 4.4/10EPSS 0.18%
Last modified
CVE-2023-20594 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Amd | Epyc 7003 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 72f3 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7313 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7313p Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7343 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7373x Firmware | milanpi_1.0.0.a |
| Amd | Epyc 73f3 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7443 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7413 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7443p Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7453 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 74f3 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7513 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7543 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7543p Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7573x Firmware | milanpi_1.0.0.a |
| Amd | Epyc 75f3 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7643 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7663 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7713 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7713p Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7743 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7763 Firmware | milanpi_1.0.0.a |
| Amd | Epyc 7773x Firmware | milanpi_1.0.0.a |
| Amd | Ryzen 3 3100 Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3100 Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3200g Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3200g Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3200ge Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3200ge Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3200u Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3200u Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3250c Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3250c Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3250u Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3250u Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3300 Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3300 Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3300g Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3300g Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3300u Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3300u Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3300x Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3300x Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3350u Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3350u Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3450u Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3450u Firmware | comboam4v2pi_1.2.0.8 |
| Amd | Ryzen 3 3500c Firmware | comboam4pi_1.0.0.9 |
| Amd | Ryzen 3 3500c Firmware | comboam4v2pi_1.2.0.8 |
Showing 50 of 213 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-20594?
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
How severe is CVE-2023-20594?
CVE-2023-20594 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2023-20594?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2023
- CVE-2023-20588 A division-by-zero error on some AMD processors can potenti…5.5
- CVE-2023-20589 An attacker with specialized hardware and physical access t…6.8
- CVE-2023-2059A vulnerability was found in DedeCMS 5.7.87. It has been rat…5.3
- CVE-2023-20591Improper re-initialization of IOMMU during the DRTM event ma…10
- CVE-2023-20592Improper or unexpected behavior of the INVD instruction in s…6.5
- CVE-2023-20593An issue in “Zen 2” CPUs, under specific microarchitectural …5.5
- CVE-2023-20596Improper input validation in the SMM Supervisor may allow an…9.8
- CVE-2023-20597Improper initialization of variables in the DXE driver may a…5.5
- CVE-2023-20598 An improper privilege management in the AMD Radeon™ Graph…7.8
- CVE-2023-20599Improper register access control in ASP may allow a privileg…7.9
- CVE-2023-2060Weak Password Requirements vulnerability in FTP function on …7.5
- CVE-2023-20601Improper input validation within RAS TA Driver can allow a l…4.6
Are you affected by CVE-2023-20594?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
