CVE-2021-27254

highPriorität · verfolgen · 35OT-Risiko · erhöhtEPSS 0.005 · 44. PerzentilEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.52% (44th) EPSS

CVSS 8.3 · high

Is it mine?

44 products

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Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · bewertet 2026-10-27

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R7800. Authentication is not required to exploit this vulnerability. The specific flaw exists within the apply_save.cgi endpoint. This issue results from the use of hard-coded encryption key. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-12287.

cvss

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

8.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.3–8.8

v2.08.3highAV:A/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USAusnutzbarkeit 6.5 · Auswirkung 10

v3.18.8highCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 2.8 · Auswirkung 5.9

v3.06.3mediumCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · ENISA EU

v3.06.3mediumCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · zdi-disclosures@trendmicro.comAusnutzbarkeit 2.8 · Auswirkung 3.4

v3.18.1highCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-798USprimärCWE-259US

betroffene Produkte (44)

Betroffene Produkte und Versionsbereiche.

NETGEAR R7800≤ firmware version 1.0.2.76enisa_euvdEU
netgear br200 firmware< 5.10.0.5nvdUScpe:2.3:o:netgear:br200_firmware:*:*:*:*:*:*:*:*
netgear br500 firmware< 5.10.0.5nvdUScpe:2.3:o:netgear:br500_firmware:*:*:*:*:*:*:*:*
netgear d7800 firmware< 1.0.1.60nvdUScpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:*
netgear ex6100v2 firmware< 1.0.1.98nvdUScpe:2.3:o:netgear:ex6100v2_firmware:*:*:*:*:*:*:*:*
netgear ex6150v2 firmware< 1.0.1.98nvdUScpe:2.3:o:netgear:ex6150v2_firmware:*:*:*:*:*:*:*:*
netgear ex6250 firmware< 1.0.0.134nvdUScpe:2.3:o:netgear:ex6250_firmware:*:*:*:*:*:*:*:*
netgear ex6400 firmware< 1.0.2.158nvdUScpe:2.3:o:netgear:ex6400_firmware:*:*:*:*:*:*:*:*
netgear ex6400v2 firmware< 1.0.0.134nvdUScpe:2.3:o:netgear:ex6400v2_firmware:*:*:*:*:*:*:*:*
netgear ex6410 firmware< 1.0.0.134nvdUScpe:2.3:o:netgear:ex6410_firmware:*:*:*:*:*:*:*:*
netgear ex6420 firmware< 1.0.0.134nvdUScpe:2.3:o:netgear:ex6420_firmware:*:*:*:*:*:*:*:*
netgear ex7300 firmware< 1.0.2.158nvdUScpe:2.3:o:netgear:ex7300_firmware:*:*:*:*:*:*:*:*
netgear ex7300v2 firmware< 1.0.0.134nvdUScpe:2.3:o:netgear:ex7300v2_firmware:*:*:*:*:*:*:*:*
netgear ex7320 firmware< 1.0.0.134nvdUScpe:2.3:o:netgear:ex7320_firmware:*:*:*:*:*:*:*:*
netgear ex7700 firmware< 1.0.0.216nvdUScpe:2.3:o:netgear:ex7700_firmware:*:*:*:*:*:*:*:*
netgear ex8000 firmware< 1.0.1.232nvdUScpe:2.3:o:netgear:ex8000_firmware:*:*:*:*:*:*:*:*
netgear lbr20 firmware< 2.6.3.50nvdUScpe:2.3:o:netgear:lbr20_firmware:*:*:*:*:*:*:*:*
netgear r7800 firmware< 1.0.2.80nvdUScpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
netgear r8900 firmware< 1.0.5.28nvdUScpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:*
netgear r9000 firmware< 1.0.5.28nvdUScpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*

20 von 44 angezeigt

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cnnvd enisa_euvd nvd NVD CVE.org MITRE

veröffentlicht 2021-03-05geändert 2026-06-17

verwandt (2,281)

Verwandte Einträge.

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Gladinet CentreStack and Triofox prior to version 16.12.10420.56791 used hardcoded values for their implementation of the AES cryptoscheme. This degrades security for public expose…
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Gladinet CentreStack through 16.1.10296.56315 (fixed in 16.4.10315.56368) has a deserialization vulnerability due to the CentreStack portal's hardcoded machineKey use, as exploited…
CVE-2024-20439US	critical9.8OT kritisch	97.1% (100th)	KEV	2024-09-04
A vulnerability in Cisco Smart Licensing Utility (CSLU) could allow an unauthenticated, remote attacker to log into an affected system by using a static administrative credential.…
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The SolarWinds Web Help Desk (WHD) software is affected by a hardcoded credential vulnerability, allowing remote unauthenticated user to access internal functionality and modify da…

+2276 weitere

Referenzen (7)

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