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Vulnerability record · CVE-2019-1867 · published 10 May 2019

CVE-2019-1867: Cisco elastic services controller improper authentication vulnerability

Cisco · Elastic Services Controller

A vulnerability in the REST API of Cisco Elastic Services Controller (ESC) could allow an unauthenticated, remote attacker to bypass authentication on the REST API. The vulnerability is due to improper validation of API requests. An attacker could exploit this vulnerability by sending a crafted request to the REST API. A successful exploit could allow the attacker to execute arbitrary actions through the REST API with administrative privileges on an affected system.

10.0 CVSS 3.0 Critical EPSS 30% · top 1.8% CWE-287 · Improper authentication
10.0CVSS 3.0 base score, v2 10.0
30%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability in the REST API of Cisco Elastic Services Controller (ESC) could allow an unauthenticated, remote attacker to bypass authentication on the REST API. The vulnerability is due to improper validation of API requests. An attacker could exploit this vulnerability by sending a crafted request to the REST API. A successful exploit could allow the attacker to execute arbitrary actions through the REST API with administrative privileges on an affected system.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2018-0121Cisco elastic services controller improper authentication vulnerabilityA vulnerability in the authentication functionality of the web-based service portal of Cisco Elastic Services Controller Software could allow an unau…EPSS 2.5%9.8CVE-2017-6713Cisco elastic services controller permissions and access controls vulnerabilityA vulnerability in the Play Framework of Cisco Elastic Services Controller (ESC) could allow an unauthenticated, remote attacker to gain full access …EPSS 2.9%8.8CVE-2017-6712Cisco elastic services controller os command injection vulnerabilityA vulnerability in certain commands of Cisco Elastic Services Controller could allow an authenticated, remote attacker to elevate privileges to root …EPSS 2.0%8.8CVE-2017-6682Cisco elastic services controller os command injection vulnerabilityA vulnerability in the ConfD CLI of Cisco Elastic Services Controllers could allow an authenticated, remote attacker to run arbitrary commands as the…EPSS 2.2%8.8CVE-2017-6683Cisco elastic services controller os command injection vulnerabilityA vulnerability in the esc_listener.py script of Cisco Elastic Services Controllers could allow an authenticated, remote attacker to execute arbitrar…EPSS 5.9%8.8CVE-2017-6684Cisco elastic services controller insecure default initialization vulnerabilityA vulnerability in Cisco Elastic Services Controllers could allow an authenticated, remote attacker to log in to an affected system as the Linux admi…EPSS 2.3%8.8CVE-2017-6688Cisco elastic services controller insecure default initialization vulnerabilityA vulnerability in Cisco Elastic Services Controllers could allow an authenticated, remote attacker to log in to an affected system as the Linux root…EPSS 2.3%8.8CVE-2017-6689Cisco elastic services controller insecure default initialization vulnerabilityA vulnerability in the ConfD CLI of Cisco Elastic Services Controllers could allow an authenticated, remote attacker to log in to an affected system …EPSS 1.5%

Source: NIST National Vulnerability Database (record CVE-2019-1867), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.