CVE-2020-14478 json
IMPROPER RESTRICTION OF XML EXTERNAL ENTITY REFERENCE CWE-611
published 4y ago modified 4mo ago also EUVD-2020-6614
- cvss
- 7.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
A local, authenticated attacker could use an XML External Entity (XXE) attack to exploit weakly configured XML files to access local or remote content. A successful exploit could potentially cause a denial-of-service condition and allow the attacker to arbitrarily read any local file via system-level services.
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Check with FencerVendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-20-177-02 updated cvss 8.4
Rockwell Automation FactoryTalk Services Platform XXE
-
Rockwell Automation FactoryTalk Services Platform <= 6.11.00affected: vendor fix, mitigation “For more information please see Rockwell Automation Knowledgebase article 1092746” rockwellautomation.custhelp.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
| NVD | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
| CNA | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
| NVD | 2.0 | 5.6 | AV:L/AC:L/Au:N/C:C/I:N/A:P |
Affected products
- Rockwell Automation FactoryTalk Services Platform
Classification
- Weakness
-
- CWE-611 Improper Restriction of XML External Entity Reference
References
-
cisa.gov
/uscert/ics/advisories/icsa-20-177-02
mitigation, third-party-advisory, us-government-resource
Sources
- CVE List CVE-2020-14478
- NVD CVE-2020-14478
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