CVE-2023-20594
Improper initialization of variables in the DXE driver may allow a privileged user to leak...
4.4 Medium
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
0.19%Up 0.1 points since Sep 22, 2023
What each source reports
NVD Score used
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
- Record
CVE-2023-20594- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-824, CWE-665
- Updated
- 2026-11-02
CVE List No score
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
- Record
CVE-2023-20594- Weakness
- CWE-824
- Updated
- 2026-11-02
EUVDEUVD-2023-24773
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
- Record
EUVD-2023-24773- CVSS
- 0.0 None
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-f4mr-h274-9w8h
Improper initialization of variables in the DXE driver may allow a privileged user to leak...
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
- Record
GHSA-f4mr-h274-9w8h- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-665, CWE-824
- Updated
- 2026-11-02
Affected products
- amd 3rd gen amd epyc™ processors
- amd ryzen™ embedded 7000
- amd ryzen™ embedded v3000
- amd epyc 7003 firmware
- amd epyc 72f3 firmware
- amd epyc 7313 firmware
- amd epyc 7313p firmware
- amd epyc 7343 firmware
- amd epyc 7373x firmware
- amd epyc 73f3 firmware
- amd epyc 7413 firmware
- amd epyc 7443 firmware
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- amd epyc 7443p firmware
- amd epyc 7453 firmware
- amd epyc 74f3 firmware
- amd epyc 7513 firmware
- amd epyc 7543 firmware
- amd epyc 7543p firmware
- amd epyc 7573x firmware
- amd epyc 75f3 firmware
- amd epyc 7643 firmware
- amd epyc 7663 firmware
- amd epyc 7713 firmware
- amd epyc 7713p firmware
- amd epyc 7743 firmware
- amd epyc 7763 firmware
- amd epyc 7773x firmware
- amd ryzen 3100 firmware
- amd ryzen 3300x firmware
- amd ryzen 3500 firmware
- amd ryzen 3500x firmware
- amd ryzen 3600 firmware
- amd ryzen 3600x firmware
- amd ryzen 3600xt firmware
- amd ryzen 3800x firmware
- amd ryzen 3800xt firmware
- amd ryzen 3900 firmware
- amd ryzen 3900x firmware
- amd ryzen 3900xt firmware
- amd ryzen 3945wx firmware
- amd ryzen 3950x firmware
- amd ryzen 3955wx firmware
- amd ryzen 3960x firmware
- amd ryzen 3970x firmware
- amd ryzen 3975wx firmware
- amd ryzen 3990x firmware
- amd ryzen 3995wx firmware
- amd ryzen 3 3100 firmware
- amd ryzen 3 3200g firmware
- amd ryzen 3 3200ge firmware
- amd ryzen 3 3200u firmware
- amd ryzen 3 3250c firmware
- amd ryzen 3 3250u firmware
- amd ryzen 3 3300 firmware
- amd ryzen 3 3300g firmware
- amd ryzen 3 3300u firmware
- amd ryzen 3 3300x firmware
- amd ryzen 3 3350u firmware
- amd ryzen 3 3450u firmware
- amd ryzen 3 3500c firmware
- amd ryzen 3 3500u firmware
- amd ryzen 3 3550h firmware
- amd ryzen 3 3580u firmware
- amd ryzen 3 3700c firmware
- amd ryzen 3 3700u firmware
- amd ryzen 3 3750h firmware
- amd ryzen 3 3780u firmware
- amd ryzen 4300g firmware
- amd ryzen 4300ge firmware
- amd ryzen 4600g firmware
- amd ryzen 4600ge firmware
- amd ryzen 4700g firmware
- amd ryzen 4700ge firmware
- amd ryzen 4700s firmware
- amd ryzen 5300g firmware
- amd ryzen 5300ge firmware
- amd ryzen 5500 firmware
- amd ryzen 5600 firmware
- amd ryzen 5600g firmware
- amd ryzen 5600ge firmware
- amd ryzen 5600x firmware
- amd ryzen 5700g firmware
- amd ryzen 5700ge firmware
- amd ryzen 5700x firmware
- amd ryzen 5800 firmware
- amd ryzen 5800x3d firmware
- amd ryzen 5800x firmware
- amd ryzen 5900 firmware
- amd ryzen 5900x firmware
- amd ryzen 5945wx firmware
- amd ryzen 5950x firmware
- amd ryzen 5955wx firmware
- amd ryzen 5965wx firmware
- amd ryzen 5975wx firmware
- amd ryzen 5995wx firmware
- amd ryzen 5 5500 firmware
- amd ryzen 5 5500u firmware
- amd ryzen 5 5560u firmware
- amd ryzen 5 5600 firmware
- amd ryzen 5 5600g firmware
- amd ryzen 5 5600ge firmware
- amd ryzen 5 5600h firmware
- amd ryzen 5 5600hs firmware
- amd ryzen 5 5600u firmware
- amd ryzen 5 5600x3d firmware
- amd ryzen 5 5600x firmware
- amd ryzen 5 5625c firmware
- amd ryzen 5 5625u firmware
- amd ryzen 5 5700g firmware
- amd ryzen 5 5700ge firmware
- amd ryzen 6600h firmware
- amd ryzen 6600hs firmware
- amd ryzen 6600u firmware
- amd ryzen 6800h firmware
- amd ryzen 6800hs firmware
- amd ryzen 6800u firmware
- amd ryzen 6900hs firmware
- amd ryzen 6900hx firmware
- amd ryzen 6980hs firmware
- amd ryzen 6980hx firmware
- amd ryzen threadripper 3960x firmware
- amd ryzen threadripper 3970x firmware
- amd ryzen threadripper 3990x firmware
- amd ryzen threadripper pro 3795wx firmware
- amd ryzen threadripper pro 3945wx firmware
- amd ryzen threadripper pro 3955wx firmware
- amd ryzen threadripper pro 3975wx firmware
- amd ryzen threadripper pro 3995wx firmware
- amd ryzen™ 3000 series desktop processors “matisse”
- amd ryzen™ 4000 series desktop processors with radeon™ graphics “renoir” am4
- amd ryzen™ 4000 series mobile processors with radeon™ graphics “renoir” fp6
- amd ryzen™ 5000 series desktop processor with radeon™ graphics “cezanne”
- amd ryzen™ 5000 series desktop processors “vermeer”
- amd ryzen™ 5000 series mobile processors with radeon™ graphics "barcelo"
- amd ryzen™ 5000 series mobile processors with radeon™ graphics “cezanne”
- amd ryzen™ 5000 series mobile processors with radeon™ graphics “lucienne”
- amd ryzen™ 6000 series mobile processors with radeon™ graphics "rembrandt"
- amd ryzen™ 7030 series mobile processors with radeon™ graphics “barcelo-r”
- amd ryzen™ 7035 series mobile processors with radeon™ graphics "rembrandt-r"
- amd ryzen™ threadripper™ 3000 series processors “castle peak” hedt
- amd ryzen™ threadripper™ pro 3000wx series processors “chagall” ws sp3
- amd ryzen™ threadripper™ pro processors “castle peak” ws sp3
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-20594 is a medium vulnerability (CVSS 4.4) in Amd 3rd Gen Amd Epyc™ Processors, published September 20, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.