CVE-2020-6656

mediumpriority · track · 32EPSS 0.028 · 87 %ileEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
2.82% (87th) EPSS
CVSS 6.8 · medium
Is it mine?
4 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

Eaton's easySoft software v7.xx prior to v7.22 are susceptible to file parsing type confusion remote code execution vulnerability. A malicious entity can execute a malicious code or make the application crash by tricking user upload a malformed .E70 file in the application. The vulnerability arises due to improper validation of user data supplied through E70 file which is causing Type Confusion.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

  • MitigationeasySoftcisa_csaf_ot

    Eaton recommends those affected by the report vulnerabilities use only .E70 files created from a fully trusted source.

02

cvss

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

7.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.8–7.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9
v3.05.8mediumCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:Lsecondary · CISA US
v3.15.8mediumCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:Lsecondary · ENISA EU
v3.15.8mediumCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:Lsecondary · CybersecurityCOE@eaton.comexploitability 1 · impact 4.7
v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-843USprimaryCWE-20USCWE-843US
04

affected products (4)

Products and version ranges known to be affected.

05

advisories (1)

Vendor and ecosystem advisories describing this.

  • ICSA-21-007-03Eaton EASYsoft (Update A)2021-01-07icsa · cisa_csaf_otUS

    Successful exploitation of these vulnerabilities could allow a local attacker to modify or crash the program.

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdcisa_csaf_otnvdNVDCVE.orgMITRE
published 2021-01-07modified 2026-06-17
09

references (17)

External citations — patches, advisories, analysis.

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