CVE-2022-23829
No known exploitation. EPSS puts it in the 8th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
A potential weakness in AMD SPI protection features may allow a malicious attacker with Ring0 (kernel mode) access to bypass the native System Management Mode (SMM) ROM protections.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 8th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 156 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
- 1st Gen AMD EPYCHardware Firmware
- 2nd Gen AMD EPYCHardware Firmware
- 3rd Gen AMD EPYCHardware Firmware
- AMD Ryzen 4000 Series Desktop processors with Radeon graphicsHardware Firmware
- AMD Ryzen Threadripper PRO processorsHardware Firmware
- AMD Athlon 3000 Series Mobile processors with Radeon graphicsHardware Firmware
- 2nd Gen AMD Ryzen Mobile processor with Radeon graphicsHardware Firmware
- AMD Ryzen 5000 Series Mobile processor with Radeon graphicsHardware Firmware
- AMD Ryzen™ Threadripper™ PRO Processors 5900 WX-SeriesHardware Firmware
- AMD Ryzen™ 6000 Series Mobile Processors and WorkstationsHardware Firmware
- AMD Ryzen™ 7000 Series Desktop ProcessorsHardware Firmware
- AMD Ryzen™ 5000 Series Mobile ProcessorsHardware Firmware
- AMD Ryzen™ 5000 Series Desktop ProcessorsHardware Firmware
- AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ GraphicsHardware Firmware
- AMD Ryzen™ 3000 Series Desktop ProcessorsHardware Firmware
- AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ GraphicsHardware Firmware
And 33 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Scored 8.2 by NVD.
How it is reached
- Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required HighRequires admin or elevated privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
Sources
References in the record
- amd.com/en/resources/product-security/bulletin/amd-sb-1041.html
- amd.com/en/resources/product-security/bulletin/amd-sb-1041.html&
- github.com/advisories/GHSA-624f-w3rg-939c&
And 3 more references. See all after sign-in
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