CVE-2019-1743
mediumpriority · track · 36EPSS 0.022 · 82 %ileEURUUSEPSS · scored 2026-10-27
A vulnerability in the web UI framework of Cisco IOS XE Software could allow an authenticated, remote attacker to make unauthorized changes to the filesystem of the affected device. The vulnerability is due to improper input validation. An attacker could exploit this vulnerability by crafting a malicious file and uploading it to the device. An exploit could allow the attacker to gain elevated privileges on the affected device.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- Fixed16.2.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.2.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.1acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.4cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.5cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.5bcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.3.6cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.4.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.4.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.4.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.5.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.5.1acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.5.1bcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.5.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.5.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.6.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.6.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.6.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.7.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.7.1acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.7.1bcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.8.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.8.1acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.8.1bcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.8.1ccisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.8.1dcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.8.1ecisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed16.8.1scisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed17.11.99SWcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.5–9.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (125)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- cisco-sa-20190327-afuCisco IOS XE Software Arbitrary File Upload Vulnerability2019-03-27csaf · cisco_csafUS
A vulnerability in the web UI framework of Cisco IOS XE Software could allow an authenticated, remote attacker to make unauthorized changes to the filesystem of the affected device. The vulnerability is due to improper input validation. An attacker could exploit this vulnerability by crafting a malicious file and uploading it to the device. An exploit could allow the attacker to gain elevated privileges on the affected device. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-afu ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-afu"] This advisory is part of the March 27, 2019, release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication, which includes 17 Cisco Security Advisories that describe 19 vulnerabilities. For a complete list of the advisories and links to them, see Cisco Event Response: March 2019 Semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication ["https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-71135"].
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- http://www.securityfocus.com/bid/107591cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-1743cnnvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-afucnnvd
- https://vigilance.fr/vulnerability/Cisco-IOS-IOS-XE-multiple-vulnerabilities-28888cnnvd
- http://www.securityfocus.com/bid/107591enisa_euvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-afuenisa_euvd
- http://www.securityfocus.com/bid/107591Third Party AdvisoryVDB Entrynvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-afuPatchVendor Advisorynvd
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