Vulnerability Database

327,210

Total vulnerabilities in the database

CVE-2023-20569

A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.

  • Published: Aug 8, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-20569
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.7
  • AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

CWEs:

Software From Fixed in
fedoraproject / fedora 37 37.x
fedoraproject / fedora 38 38.x
debian / debian_linux 10.0 10.0.x
debian / debian_linux 11.0 11.0.x
debian / debian_linux 12.0 12.0.x
amd / ryzen_9_5950x_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_9_5900x_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_9_5900_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_9_pro_5945_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_5800x3d_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_5800x_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_5800_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_5700x_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_pro_5845_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_5_5600x3d_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_5_5600x_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_5_5600_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_5_pro_5645_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_5700_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_5_5500_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_3_5100_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_5700g_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_7_5700ge_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_5_5600g_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_5_5600ge_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_3_5300g_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_3_5300ge_firmware - comboam4v2pi_1.2.0.b
amd / ryzen_9_7950x3d_firmware - comboam5_1.0.8.0
amd / ryzen_9_7950x_firmware - comboam5_1.0.8.0
amd / ryzen_9_7900x3d_firmware - comboam5_1.0.8.0
amd / ryzen_9_7900x_firmware - comboam5_1.0.8.0
amd / ryzen_9_7900_firmware - comboam5_1.0.8.0
amd / ryzen_9_pro_7945_firmware - comboam5_1.0.8.0
amd / ryzen_7_7800x3d_firmware - comboam5_1.0.8.0
amd / ryzen_7_7700x_firmware - comboam5_1.0.8.0
amd / ryzen_7_7700_firmware - comboam5_1.0.8.0
amd / ryzen_7_pro_7745_firmware - comboam5_1.0.8.0
amd / ryzen_5_7600x_firmware - comboam5_1.0.8.0
amd / ryzen_5_7600_firmware - comboam5_1.0.8.0
amd / ryzen_5_pro_7645_firmware - comboam5_1.0.8.0
amd / ryzen_5_7500f_firmware - comboam5_1.0.8.0
amd / ryzen_threadripper_pro_5995wx_firmware - chagallwspi-swrx8_1.0.0.7
amd / ryzen_threadripper_pro_5975wx_firmware - chagallwspi-swrx8_1.0.0.7
amd / ryzen_threadripper_pro_5965wx_firmware - chagallwspi-swrx8_1.0.0.7
amd / ryzen_threadripper_pro_5955wx_firmware - chagallwspi-swrx8_1.0.0.7
amd / ryzen_threadripper_pro_5945wx_firmware - chagallwspi-swrx8_1.0.0.7
amd / ryzen_7_5700u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_5_5500u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_3_5300u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_9_5980hx_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_9_5980hs_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_9_5900hx_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_9_5900hs_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_7_5800h_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_7_5800hs_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_7_5825u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_7_5800u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_5_5600h_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_5_5600hs_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_5_5625u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_5_5600u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_5_5560u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_3_5425u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_3_5400u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_3_5125c_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_9_6980hx_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_9_6980hs_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_9_6900hx_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_9_6900hs_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_7_6800h_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_7_6800hs_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_7_6800u_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_5_6600h_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_5_6600hs_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_5_6600u_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_7_7735hs_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_7_7736u_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_7_7735u_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_5_7535hs_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_5_7535u_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_3_7335u_firmware - rembrandtpi-fp7_1.0.0.9a
amd / ryzen_7_pro_7730u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_5_pro_7530u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_3_pro_7330u_firmware - cezannepi-fp6_1.0.0.fa
amd / ryzen_9_pro_7640hs_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_9_7940h_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_7_pro_7840hs_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_7_7840h_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_7_7840u_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_5_pro_7640hs_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_5_7640h_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_5_7640u_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_5_7540u_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_3_7440u_firmware - phoenixpi-fp8-fp7_1.0.0.2a
amd / ryzen_9_7945hx3d_firmware - dragonrangefl1pi_1.0.0.3b
amd / ryzen_9_7945hx_firmware - dragonrangefl1pi_1.0.0.3b
amd / ryzen_9_7845hx_firmware - dragonrangefl1pi_1.0.0.3b
amd / ryzen_7_7745hx_firmware - dragonrangefl1pi_1.0.0.3b
amd / ryzen_5_7645hx_firmware - dragonrangefl1pi_1.0.0.3b
amd / epyc_7773x_firmware - milanpi_1.0.0.c
amd / epyc_7763_firmware - milanpi_1.0.0.c
amd / epyc_7713_firmware - milanpi_1.0.0.c
amd / epyc_7713p_firmware - milanpi_1.0.0.c
amd / epyc_7663_firmware - milanpi_1.0.0.c
amd / epyc_7643_firmware - milanpi_1.0.0.c
amd / epyc_7573x_firmware - milanpi_1.0.0.c
amd / epyc_75f3_firmware - milanpi_1.0.0.c
amd / epyc_7543_firmware - milanpi_1.0.0.c
amd / epyc_7543p_firmware - milanpi_1.0.0.c
amd / epyc_7513_firmware - milanpi_1.0.0.c
amd / epyc_7453_firmware - milanpi_1.0.0.c
amd / epyc_7473x_firmware - milanpi_1.0.0.c
amd / epyc_74f3_firmware - milanpi_1.0.0.c
amd / epyc_7443_firmware - milanpi_1.0.0.c
amd / epyc_7443p_firmware - milanpi_1.0.0.c
amd / epyc_7413_firmware - milanpi_1.0.0.c
amd / epyc_7373x_firmware - milanpi_1.0.0.c
amd / epyc_73f3_firmware - milanpi_1.0.0.c
amd / epyc_7343_firmware - milanpi_1.0.0.c
amd / epyc_7313_firmware - milanpi_1.0.0.c
amd / epyc_7313p_firmware - milanpi_1.0.0.c
amd / epyc_72f3_firmware - milanpi_1.0.0.c
amd / epyc_9124_firmware - genoapi_1.0.0.9
amd / epyc_9224_firmware - genoapi_1.0.0.9
amd / epyc_9254_firmware - genoapi_1.0.0.9
amd / epyc_9334_firmware - genoapi_1.0.0.9
amd / epyc_9354_firmware - genoapi_1.0.0.9
amd / epyc_9354p_firmware - genoapi_1.0.0.9
amd / epyc_9174f_firmware - genoapi_1.0.0.9
amd / epyc_9184x_firmware - genoapi_1.0.0.9
amd / epyc_9274f_firmware - genoapi_1.0.0.9
amd / epyc_9374f_firmware - genoapi_1.0.0.9
amd / epyc_9384x_firmware - genoapi_1.0.0.9
amd / epyc_9474f_firmware - genoapi_1.0.0.9
amd / epyc_9454_firmware - genoapi_1.0.0.9
amd / epyc_9454p_firmware - genoapi_1.0.0.9
amd / epyc_9534_firmware - genoapi_1.0.0.9
amd / epyc_9554_firmware - genoapi_1.0.0.9
amd / epyc_9554p_firmware - genoapi_1.0.0.9
amd / epyc_9634_firmware - genoapi_1.0.0.9
amd / epyc_9654_firmware - genoapi_1.0.0.9
amd / epyc_9654p_firmware - genoapi_1.0.0.9
amd / epyc_9684x_firmware - genoapi_1.0.0.9
amd / epyc_9734_firmware - genoapi_1.0.0.9
amd / epyc_9754s_firmware - genoapi_1.0.0.9
amd / epyc_9754_firmware - genoapi_1.0.0.9
microsoft / windows_server_2008 r2-sp1 r2-sp1.x
microsoft / windows_server_2012 r2 r2.x
microsoft / windows_server_2008 --sp2 --sp2.x
microsoft / windows_10_21h2 - 10.0.19044.3324
microsoft / windows_10_1607 - 10.0.14393.6167
microsoft / windows_10_22h2 - 10.0.19045.3324
microsoft / windows_11_21h2 - 10.0.22000.2295
microsoft / windows_11_22h2 - 10.0.22621.2134
microsoft / windows_10_1507 - 10.0.10240.20107
microsoft / windows_10_1809 - 10.0.17763.5206
microsoft / windows_server_2016 - 10.0.14393.6167
microsoft / windows_server_2019 - 10.0.17763.4737
microsoft / windows_server_2022 - 10.0.20348.1906

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.