CVE-2023-20533

3 documents3 sources
Severity
7.5HIGH
EPSS
0.0%
top 84.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
78
AMD Epyc 7203 FirmwareAMD Epyc 7203p FirmwareAMD Epyc 7232p Firmware+75 more
Timeline
PublishedNov 14

Description

Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially resulting in denial-of-service.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:HExploitability: 0.8 | Impact: 4.7

Affected Packages78 packages

▶NVDamd/ryzen_threadripper_3960x_firmware< castlepeakpi-sp3r3_1.0.0.8
▶NVDamd/ryzen_threadripper_3970x_firmware< castlepeakpi-sp3r3_1.0.0.8
▶NVDamd/ryzen_threadripper_3990x_firmware< castlepeakpi-sp3r3_1.0.0.8
▶NVDamd/ryzen_threadripper_pro_3995wx_firmware< chagallwspi-swrx8_1.0.0.5

🔴Vulnerability Details

2
CVEList
CVE-2023-20533: Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially↗2023-11-14
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GHSA
GHSA-5pq2-w3x5-q9f2: Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially↗2023-11-14
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