CVE-2021-46757

highpriority · track · 31EPSS 0.002 · 7 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.18% (7th) EPSS

CVSS 7.8 · high

Is it mine?

21 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

Insufficient checking of memory buffer in ASP Secure OS may allow an attacker with a malicious TA to read/write to the ASP Secure OS kernel virtual address space potentially leading to privilege escalation.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119US

affected products (21)

Products and version ranges known to be affected.

AMD Prozessor EPYCall versionscert_bundDEcpe:/h:amd:amd_processor:epyc
AMD Prozessor EPYC 7272 CPU on SEVall versionscert_bundDEcpe:/h:amd:amd_processor:epyc_7272_cpu_on_sev
AMD Prozessor Ryzenall versionscert_bundDEcpe:/h:amd:amd_processor:ryzen
Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
Dell PowerEdgeall versionscert_bundDEcpe:/h:dell:poweredge:-
HP Computerall versionscert_bundDEcpe:/h:hp:computer:-
Lenovo Computerall versionscert_bundDEcpe:/h:lenovo:computer:-
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
AMD AMD Ryzen™ Embedded 5000all versionsenisa_euvdEU
AMD AMD Ryzen™ Embedded V2000all versionsenisa_euvdEU
amd ryzen embedded 5600e firmware< embam4pi_1.0.0.0nvdUScpe:2.3:o:amd:ryzen_embedded_5600e_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded 5800e firmware< embam4pi_1.0.0.0nvdUScpe:2.3:o:amd:ryzen_embedded_5800e_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded 5900e firmware< embam4pi_1.0.0.0nvdUScpe:2.3:o:amd:ryzen_embedded_5900e_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded 5950e firmware< embam4pi_1.0.0.0nvdUScpe:2.3:o:amd:ryzen_embedded_5950e_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded r2312 firmware< embeddedpi-fp6_1.0.0.6nvdUScpe:2.3:o:amd:ryzen_embedded_r2312_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded r2314 firmware< embeddedpi-fp6_1.0.0.6nvdUScpe:2.3:o:amd:ryzen_embedded_r2314_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded v2516 firmware< embeddedpi-fp6_1.0.0.6nvdUScpe:2.3:o:amd:ryzen_embedded_v2516_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded v2546 firmware< embeddedpi-fp6_1.0.0.6nvdUScpe:2.3:o:amd:ryzen_embedded_v2546_firmware:*:*:*:*:*:*:*:*
amd ryzen embedded v2718 firmware< embeddedpi-fp6_1.0.0.6nvdUScpe:2.3:o:amd:ryzen_embedded_v2718_firmware:*:*:*:*:*:*:*:*

showing 20 of 21

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-1770AMD Prozessoren: Mehrere SchwachstellenDeutsch2025-08-12csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in AMD Prozessoren ausnutzen, um Sicherheitsmaßnahmen zu umgehen, erweiterte Privilegien zu erlangen, beliebigen Code auszuführen, einen Denial-of-Service-Zustand zu verursachen, Daten zu manipulieren, vertrauliche Informationen offenzulegen oder nicht näher spezifizierte Angriffe durchzuführen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2024-02-13modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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