CVE-2021-22771

mediumpriority · track · 29EPSS 0.011 · 67 %ileEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
1.15% (67th) EPSS
CVSS 6 · medium
Is it mine?
2 products
Check your exposure
Who says so?
3 sources
cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

A CWE-1236: Improper Neutralization of Formula Elements in a CSV File vulnerability exists in Easergy T300 with firmware V2.7.1 and older that would allow arbitrary command execution.

01

cvss

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

7.3
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6–7.3

v2.06mediumAV:N/AC:M/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 6.8 · impact 6.4
v3.17.3highCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.3 · impact 5.9
v3.16.7mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
02

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1236US
03

affected products (2)

Products and version ranges known to be affected.

04

also known as (3)

Other names and identifiers for this entity.

05

sources

Which sources assert this record, and when.

cnnvdenisa_euvdnvdNVDCVE.orgMITRE
published 2021-07-21modified 2026-06-17
06

references (4)

External citations — patches, advisories, analysis.

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