CVE-2021-39280

highpriority · track · 36EPSS 0.023 · 83 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.31% (83rd) EPSS

CVSS 9 · high

Is it mine?

7 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-22

Certain Korenix JetWave devices allow authenticated users to execute arbitrary code as root via /syscmd.asp. This affects 2212X before 1.9.1, 2212S before 1.9.1, 2212G before 1.8, 3220 V3 before 1.5.1, 3420 V3 before 1.5.1, and 2311 through 2022-01-31.

cvss

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

9.0

010

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

v2.09highAV:N/AC:L/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8 · impact 10

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

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

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-269USLLM-inferred

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
korenix jetwave 2212g firmware< 1.8nvdUScpe:2.3:o:korenix:jetwave_2212g_firmware:*:*:*:*:*:*:*:*
korenix jetwave 2212s firmware< 1.9.1nvdUScpe:2.3:o:korenix:jetwave_2212s_firmware:*:*:*:*:*:*:*:*
korenix jetwave 2212x firmware< 1.9.1nvdUScpe:2.3:o:korenix:jetwave_2212x_firmware:*:*:*:*:*:*:*:*
korenix jetwave 2311 firmware≤ 1.2nvdUScpe:2.3:o:korenix:jetwave_2311_firmware:*:*:*:*:*:*:*:*
korenix jetwave 3220 firmware< 1.5.1nvdUScpe:2.3:o:korenix:jetwave_3220_firmware:*:*:*:*:*:*:*:*
korenix jetwave 3420 firmware< 1.5.1nvdUScpe:2.3:o:korenix:jetwave_3420_firmware:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2022-02-06modified 2026-06-17

references (7)

External citations — patches, advisories, analysis.

scry

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