CVE-2019-1743

Cisco IOS XE Software Arbitrary File Upload Vulnerability

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*SSVC

Descriptions

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.

Una vulnerabilidad en el framework de la interfaz web del software Cisco IOS XE podría permitir que un atacante remoto autenticado realice cambios no autorizados en el sistema de archivos del dispositivo afectado. Esta vulnerabilidad se debe a una validación de entradas incorrecta. Un atacante podría explotar esta vulnerabilidad manipulando un archivo malicioso y subiéndolo al dispositivo. Un exploit podría permitir que el atacante obtenga privilegios elevados en el dispositivo afectado.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

None

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2018-12-06 CVE Reserved
2019-03-27 CVE Published
2023-05-06 EPSS Updated
2024-11-20 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (2)

URL	Tag	Source
http://www.securityfocus.com/bid/107591	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-afu	2020-10-09

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.2.1 Search vendor "Cisco" for product "Ios Xe" and version "16.2.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.2.2 Search vendor "Cisco" for product "Ios Xe" and version "16.2.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.1 Search vendor "Cisco" for product "Ios Xe" and version "16.3.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.1a Search vendor "Cisco" for product "Ios Xe" and version "16.3.1a"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.2 Search vendor "Cisco" for product "Ios Xe" and version "16.3.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.3 Search vendor "Cisco" for product "Ios Xe" and version "16.3.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.4 Search vendor "Cisco" for product "Ios Xe" and version "16.3.4"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.5 Search vendor "Cisco" for product "Ios Xe" and version "16.3.5"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.5b Search vendor "Cisco" for product "Ios Xe" and version "16.3.5b"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.3.6 Search vendor "Cisco" for product "Ios Xe" and version "16.3.6"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.4.1 Search vendor "Cisco" for product "Ios Xe" and version "16.4.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.4.2 Search vendor "Cisco" for product "Ios Xe" and version "16.4.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.4.3 Search vendor "Cisco" for product "Ios Xe" and version "16.4.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.5.1 Search vendor "Cisco" for product "Ios Xe" and version "16.5.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.5.1a Search vendor "Cisco" for product "Ios Xe" and version "16.5.1a"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.5.1b Search vendor "Cisco" for product "Ios Xe" and version "16.5.1b"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.5.2 Search vendor "Cisco" for product "Ios Xe" and version "16.5.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.5.3 Search vendor "Cisco" for product "Ios Xe" and version "16.5.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.6.1 Search vendor "Cisco" for product "Ios Xe" and version "16.6.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.6.2 Search vendor "Cisco" for product "Ios Xe" and version "16.6.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.6.3 Search vendor "Cisco" for product "Ios Xe" and version "16.6.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.7.1 Search vendor "Cisco" for product "Ios Xe" and version "16.7.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.7.1a Search vendor "Cisco" for product "Ios Xe" and version "16.7.1a"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.7.1b Search vendor "Cisco" for product "Ios Xe" and version "16.7.1b"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.8.1 Search vendor "Cisco" for product "Ios Xe" and version "16.8.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.8.1a Search vendor "Cisco" for product "Ios Xe" and version "16.8.1a"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.8.1b Search vendor "Cisco" for product "Ios Xe" and version "16.8.1b"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.8.1c Search vendor "Cisco" for product "Ios Xe" and version "16.8.1c"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.8.1d Search vendor "Cisco" for product "Ios Xe" and version "16.8.1d"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.8.1e Search vendor "Cisco" for product "Ios Xe" and version "16.8.1e"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				16.8.1s Search vendor "Cisco" for product "Ios Xe" and version "16.8.1s"		-		Affected