CVE-2021-20041

highPriorität · verfolgen · 37EPSS 0.212 · 98. PerzentilEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

21.2% (98th) EPSS

CVSS 7.8 · high

Is it mine?

19 products

Prüfe deine Angriffsfläche

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · bewertet 2026-10-26

An unauthenticated and remote adversary can consume all of the device's CPU due to crafted HTTP requests sent to SMA100 /fileshare/sonicfiles/sonicfiles resulting in a loop with unreachable exit condition. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

cvss

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

7.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.9–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USAusnutzbarkeit 10 · Auswirkung 6.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-835USprimär

betroffene Produkte (19)

Betroffene Produkte und Versionsbereiche.

SonicWall SonicWall SMA100≤ 10.2.0.8-37sv and earlierenisa_euvdEU
SonicWall SonicWall SMA100≤ 9.0.0.11-31sv and earlierenisa_euvdEU
SonicWall SonicWall SMA100≤ 10.2.1.2-24sv and earlierenisa_euvdEU
SonicWall SonicWall SMA100≤ 10.2.1.1-19sv and earlierenisa_euvdEU
sonicwall sma 200 firmware= 10.2.0.8-37svnvdUScpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
sonicwall sma 200 firmware= 10.2.1.1-19svnvdUScpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
sonicwall sma 200 firmware= 9.0.0.11-31svnvdUScpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
sonicwall sma 210 firmware= 10.2.0.8-37svnvdUScpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
sonicwall sma 210 firmware= 10.2.1.1-19svnvdUScpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
sonicwall sma 210 firmware= 9.0.0.11-31svnvdUScpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
sonicwall sma 400 firmware= 10.2.0.8-37svnvdUScpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
sonicwall sma 400 firmware= 10.2.1.1-19svnvdUScpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
sonicwall sma 400 firmware= 9.0.0.11-31svnvdUScpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
sonicwall sma 410 firmware= 10.2.0.8-37svnvdUScpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
sonicwall sma 410 firmware= 10.2.1.1-19svnvdUScpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
sonicwall sma 410 firmware= 9.0.0.11-31svnvdUScpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
sonicwall sma 500v firmware= 10.2.0.8-37svnvdUScpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:*
sonicwall sma 500v firmware= 10.2.1.1-19svnvdUScpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:*
sonicwall sma 500v firmware= 9.0.0.11-31svnvdUScpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:*

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 2021-12-08geändert 2026-06-17

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+1366 weitere

Referenzen (5)

Externe Belege — Patches, Meldungen, Analysen.

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