CVE-2020-14479

mediumpriority · track · 21OT risk · elevatedEPSS 0.009 · 59 %ileEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.89% (59th) EPSS
CVSS 5 · medium
Is it mine?
8 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-22

Sensitive information can be obtained through the handling of serialized data. The issue results from the lack of proper authentication required to query the server

01

remediations

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

No vendor fix yet; a mitigation is available.

  • MitigationInductive Automation Ignition 7 Gatewaycisa_csaf_ot

    Please note CVE-2020-14479 does not have a fix in place. Induction Automation plans to correct this vulnerability in future product versions. It is recommended to restrict interaction with the service to trusted machines. Only clients and servers with a legitimate procedural relationship should be permitted to communicate with the service. This can be done in various ways, most notably with firewall rules/allow listing. For more information regarding software and patches, please refer to the specified version in Inductive Automation's release notes.

    https://inductiveautomation.com/downloads/ignition/8.0.13
  • MitigationInductive Automation Ignition 8 Gatewaycisa_csaf_ot

    Please note CVE-2020-14479 does not have a fix in place. Induction Automation plans to correct this vulnerability in future product versions. It is recommended to restrict interaction with the service to trusted machines. Only clients and servers with a legitimate procedural relationship should be permitted to communicate with the service. This can be done in various ways, most notably with firewall rules/allow listing. For more information regarding software and patches, please refer to the specified version in Inductive Automation's release notes.

    https://inductiveautomation.com/downloads/ignition/8.0.13
02

cvss

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

5.3
010

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

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9
v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4
v3.05.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · CISA US
v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · ENISA EU
v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · ics-cert@hq.dhs.gov USexploitability 3.9 · impact 1.4
v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-306USprimaryCWE-306US
05

affected products (8)

Products and version ranges known to be affected.

06

advisories (1)

Vendor and ecosystem advisories describing this.

  • ICSA-20-147-01Inductive Automation Ignition (Update B)2020-05-26icsa · cisa_csaf_otUS

    This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

07

also known as (3)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdcisa_csaf_otnvdNVDCVE.orgMITRE
published 2022-04-01modified 2026-06-17
10

references (5)

External citations — patches, advisories, analysis.

scry

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