CVE-2023-20593
At a glance
- Severity
- Not available
- EPSS
- EPSS 5.07 % · percentile 92 (2026-10-28)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- AMD
- NVD status
- Modified
Description
An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N | NVD · nvd@nist.gov (Primary) |
Weaknesses (CWE)
European references
- ENISA EUVD · EUVD-2023-24772
- GCVE · GCVE-0-2023-20593
CERT-FR advisories
- CERTFR-2026-AVI-1302 — Multiples vulnérabilités dans Xen · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0575 — Multiples vulnérabilités dans les produits Juniper Networks · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0173 — Multiples vulnérabilités dans Juniper Secure Analytics · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0145 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0119 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0075 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0027 — Multiples vulnérabilités dans les produits Juniper Networks · cert.ssi.gouv.fr
- CERTFR-2023-AVI-1008 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0989 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0978 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0958 — Multiples vulnérabilités dans IBM · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0950 — Multiples vulnérabilités dans Juniper Secure Analytics · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0814 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0790 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0775 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0774 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0753 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0751 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0726 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0725 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0706 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0704 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0689 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0688 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0664 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0653 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0626 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0624 — Multiples vulnérabilités dans le noyau Linux de Debian · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0622 — Multiples vulnérabilités dans le noyau Linux de DebianLTS · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0601 — Multiples vulnérabilités dans le noyau Linux de Debian · cert.ssi.gouv.fr
- +3 more
Affected configurations (NVD CPE)
cpe:2.3:o:xen:xen:4.14.0:*:*:*:*:*:x86:*cpe:2.3:o:xen:xen:4.15.0:*:*:*:*:*:x86:*cpe:2.3:o:xen:xen:4.16.0:*:*:*:*:*:x86:*cpe:2.3:o:xen:xen:4.17.0:*:*:*:*:*:x86:*cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_3100_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_3300x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_3500_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_3500x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_3600_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_3600x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_3600xt_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_7_3700x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_7_3800x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_7_3800xt_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_9_3900_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_9_3900x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_9_3900xt_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_9_3950x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_9_pro_3900_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_threadripper_pro_3995wx_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_threadripper_pro_3975wx_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_threadripper_pro_3955wx_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_threadripper_pro_3945wx_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_threadripper_3990x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_threadripper_3970x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_threadripper_3960x_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_7_4700g_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_7_4700ge_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_4600g_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_4600ge_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_4300g_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_4300ge_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_pro_4450u_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_pro_4350ge_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_pro_4350g_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_3_pro_4200g_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:amd:ryzen_5_pro_4650ge_firmware:-:*:*:*:*:*:*:*- +36 more
Affected products
| Product | Versions |
|---|---|
| AMD · Ryzen™ 3000 Series Desktop Processors “Matisse” AM4 | affected various |
| AMD · AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics “Renoir” AM4 | affected various |
| AMD · 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT | affected various |
| AMD · Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3 | affected various |
| AMD · Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Lucienne” | affected various |
| AMD · Ryzen™ 4000 Series Mobile processors with Radeon™ Graphics “Renoir” | affected various |
| AMD · Ryzen™ 7020 Series processors “Mendocino” FT6 | affected various |
| AMD · 2nd Gen AMD EPYC™ Processors | affected various |
References
- https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7008
- http://xenbits.xen.org/xsa/advisory-433.html
- http://www.openwall.com/lists/oss-security/2023/07/24/3
- http://seclists.org/fulldisclosure/2023/Jul/43
- http://www.openwall.com/lists/oss-security/2023/07/25/5
- http://www.openwall.com/lists/oss-security/2023/07/25/6
- http://www.openwall.com/lists/oss-security/2023/07/25/1
- http://www.openwall.com/lists/oss-security/2023/07/25/13
- http://www.openwall.com/lists/oss-security/2023/07/25/17
- http://www.openwall.com/lists/oss-security/2023/07/25/12
- http://www.openwall.com/lists/oss-security/2023/07/25/16
- http://www.openwall.com/lists/oss-security/2023/07/25/14
- http://www.openwall.com/lists/oss-security/2023/07/25/15
- http://www.openwall.com/lists/oss-security/2023/07/26/1
- https://cmpxchg8b.com/zenbleed.html
- https://www.debian.org/security/2023/dsa-5459
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- https://www.debian.org/security/2023/dsa-5462
- https://www.debian.org/security/2023/dsa-5461
- https://lists.debian.org/debian-lts-announce/2023/07/msg00033.html
- http://www.openwall.com/lists/oss-security/2023/07/31/2
- https://lists.debian.org/debian-lts-announce/2023/08/msg00001.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SD2G74BXS2SWOE3FIQJ6X76S3A7PDGML/
- http://www.openwall.com/lists/oss-security/2023/08/08/7
- http://www.openwall.com/lists/oss-security/2023/08/08/8
- http://www.openwall.com/lists/oss-security/2023/08/08/6
- http://www.openwall.com/lists/oss-security/2023/08/16/4
- http://www.openwall.com/lists/oss-security/2023/08/16/5
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CP6WQO3CDPLE5O635N7TAL5KCZ6HZ4FE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HKKYIK2EASDNUV4I7EFJKNBVO3KCKGRR/
- http://www.openwall.com/lists/oss-security/2023/09/22/9
- http://www.openwall.com/lists/oss-security/2023/09/22/11
- http://www.openwall.com/lists/oss-security/2023/09/25/4
- http://www.openwall.com/lists/oss-security/2023/09/25/7
- https://security.netapp.com/advisory/ntap-20240531-0004/
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |