Loading HuntDB...
Hunt
Vulnerability Intelligence by wss.sh
Home Daily Briefings High Impact CVEs Recent Exploits KEV Catalog GitHub Advisories Latest Updates Security News
Sign In Sign Up

CVE-2021-46794

UNKNOWN
Published 2023-05-09T19:01:47.728Z
Actions:

Expert Analysis

Professional remediation guidance

Get tailored security recommendations from our analyst team for CVE-2021-46794. We'll provide specific mitigation strategies based on your environment and risk profile.

CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.002
probability
of exploitation in the wild

There is a 0.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.373
Higher than 37.3% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Description

Insufficient bounds checking in ASP (AMD Secure
Processor) may allow for an out of bounds read in SMI (System Management
Interface) mailbox checksum calculation triggering a data abort, resulting in a
potential denial of service.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

AMD

Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4

Affected Versions:

various
AMD

Ryzen™ 3000 Series Desktop Processors “Matisse” AM4

Affected Versions:

various
AMD

AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4

Affected Versions:

various
AMD

Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4

Affected Versions:

Various
AMD

3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT

Affected Versions:

various
AMD

Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS

Affected Versions:

various
AMD

Ryzen™ Threadripper™ PRO Processors “Chagall” WS

Affected Versions:

various
AMD

Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP

Affected Versions:

various
AMD

Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock”

Affected Versions:

various
AMD

Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5

Affected Versions:

various
AMD

Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”

Affected Versions:

various
AMD

Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir”

Affected Versions:

various
AMD

Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”

Affected Versions:

various
AMD

Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”

Affected Versions:

various

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-42wv-vvv3-qm3v

Advisory Details

Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management Interface) mailbox checksum calculation triggering a data abort, resulting in a potential denial of service.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-46794
WEB https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001

Advisory provided by GitHub Security Advisory Database. Published: May 9, 2023, Modified: April 4, 2024

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
Published: 2023-05-09T19:01:47.728Z
Last Modified: 2025-01-28T15:25:54.283Z
Copied to clipboard!