CRITICAL

CVE-2019-1912

CVSS v3

9.1

CRITICAL

EPSS Score

14.1%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

A vulnerability in the web management interface of Cisco Small Business 220 Series Smart Switches could allow an unauthenticated, remote attacker to upload arbitrary files. The vulnerability is due to incomplete authorization checks in the web management interface. An attacker could exploit this vulnerability by sending a malicious request to certain parts of the web management interface. Depending on the configuration of the affected switch, the malicious request must be sent via HTTP or HTTPS. A successful exploit could allow the attacker to modify the configuration of an affected device or to inject a reverse shell. This vulnerability affects Cisco Small Business 220 Series Smart Switches running firmware versions prior to 1.1.4.4 with the web management interface enabled. The web management interface is enabled via both HTTP and HTTPS by default.

Technical details

Published
8/7/2019

Frequently asked questions

What is CVE-2019-1912?

A vulnerability in the web management interface of Cisco Small Business 220 Series Smart Switches could allow an unauthenticated, remote attacker to upload arbitrary files. The vulnerability is due to incomplete authorization checks in the web management interface. An attacker could exploit this vulnerability by sending a malicious request to certain parts of the web management interface. Depending on the configuration of the affected switch, the malicious request must be sent via HTTP or HTTPS. A successful exploit could allow the attacker to modify the configuration of an affected device or to inject a reverse shell. This vulnerability affects Cisco Small Business 220 Series Smart Switches running firmware versions prior to 1.1.4.4 with the web management interface enabled. The web management interface is enabled via both HTTP and HTTPS by default.

Is CVE-2019-1912 actively exploited?

Active exploitation of CVE-2019-1912 has not been confirmed. The EPSS score is 14.1%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-1912?

CVE-2019-1912 has a CVSS v3 base score of 9.1 (CRITICAL severity).

Is CVE-2019-1912 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.