CVE-2022-23821
Critical
Published: 14 November 2023
Published
14 November 2023
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0033
56.0th percentile
Risk Priority
20
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2022-23821 is a critical-severity an unspecified weakness vulnerability in Amd Ryzen 9 3900 Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 44.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-28750
Vulnerability details
Improper access control in System Management Mode (SMM) may allow an attacker to write to SPI ROM potentially leading to arbitrary code execution.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
amd
ryzen 9 3900 firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 9 3900x firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 9 3900xt firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 9 3950x firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 7 3700x firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 7 3800x firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 7 3800xt firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 5 3500 firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 5 3500x firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
amd
ryzen 5 3600 firmware
comboam4_pi_1.0.0.9, comboam4_v2_pi_1.2.0.8
+98 more product configuration(s) — see NVD for full list
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.