CVE-2021-21557

highPriorität · verfolgen · 27EPSS 0.003 · 28. PerzentilEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.35% (28th) EPSS

CVSS 7.2 · high

Is it mine?

32 products

Prüfe deine Angriffsfläche

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · bewertet 2026-10-27

Dell PowerEdge Server BIOS and select Dell Precision Rack BIOS contain an out-of-bounds array access vulnerability. A local malicious user with high privileges may potentially exploit this vulnerability, leading to a denial of service, arbitrary code execution, or information disclosure in System Management Mode.

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

8.1

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.1–8.1

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 10

v3.16.7mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 0.8 · Auswirkung 5.9

v3.18.1highCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:Lsecondary · ENISA EU

v3.18.1highCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:Lsecondary · security_alert@emc.comAusnutzbarkeit 1.5 · Auswirkung 6

v3.16.1mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-125USprimärCWE-20US

betroffene Produkte (32)

Betroffene Produkte und Versionsbereiche.

Dell PowerEdge BIOS Intel 15Gunspecified → 2.11.2enisa_euvdEU
dell poweredge c4140 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_c4140_firmware:*:*:*:*:*:*:*:*
dell poweredge c6420 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_c6420_firmware:*:*:*:*:*:*:*:*
dell poweredge c6525 firmware< 2.2.4nvdUScpe:2.3:o:dell:poweredge_c6525_firmware:*:*:*:*:*:*:*:*
dell poweredge fc640 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_fc640_firmware:*:*:*:*:*:*:*:*
dell poweredge m640 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_m640_firmware:*:*:*:*:*:*:*:*
dell poweredge m640p firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_m640p_firmware:*:*:*:*:*:*:*:*
dell poweredge mx740c firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_mx740c_firmware:*:*:*:*:*:*:*:*
dell poweredge mx840c firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_mx840c_firmware:*:*:*:*:*:*:*:*
dell poweredge r240 firmware< 2.5.1nvdUScpe:2.3:o:dell:poweredge_r240_firmware:*:*:*:*:*:*:*:*
dell poweredge r340 firmware< 2.5.1nvdUScpe:2.3:o:dell:poweredge_r340_firmware:*:*:*:*:*:*:*:*
dell poweredge r440 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_r440_firmware:*:*:*:*:*:*:*:*
dell poweredge r540 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_r540_firmware:*:*:*:*:*:*:*:*
dell poweredge r640 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_r640_firmware:*:*:*:*:*:*:*:*
dell poweredge r6415 firmware< 1.16.1nvdUScpe:2.3:o:dell:poweredge_r6415_firmware:*:*:*:*:*:*:*:*
dell poweredge r6515 firmware< 2.2.4nvdUScpe:2.3:o:dell:poweredge_r6515_firmware:*:*:*:*:*:*:*:*
dell poweredge r6525 firmware< 2.2.5nvdUScpe:2.3:o:dell:poweredge_r6525_firmware:*:*:*:*:*:*:*:*
dell poweredge r740 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_r740_firmware:*:*:*:*:*:*:*:*
dell poweredge r740xd firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_r740xd_firmware:*:*:*:*:*:*:*:*
dell poweredge r740xd2 firmware< 2.11.2nvdUScpe:2.3:o:dell:poweredge_r740xd2_firmware:*:*:*:*:*:*:*:*

20 von 32 angezeigt

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

veröffentlicht 2021-06-14geändert 2026-06-17

verwandt (11,875)

Verwandte Einträge.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2026-11645US	—OT kritisch	2.44% (84th)	KEV	2026-06-09
Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium…
CVE-2026-3055US	critical9.8OT kritisch	91.5% (100th)	KEV	2026-03-23
Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread
CVE-2025-5777US	high7.5OT kritisch	100.0% (100th)	KEV	2025-06-17
Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
CVE-2025-5419US	—OT kritisch	7.82% (95th)	KEV	2025-06-03
Out of bounds read and write in V8 in Google Chrome prior to 137.0.7151.68 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium secur…
CVE-2025-24991US	—OT kritisch	2.02% (81st)	KEV	2025-03-11
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.

+11870 weitere

Referenzen (3)

Externe Belege — Patches, Meldungen, Analysen.

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