Auth bypass in Cisco Enterprise Chat And Email

CVE-2019-1877

A vulnerability in the HTTP API of Cisco Enterprise Chat and Email could allow an unauthenticated, remote attacker to download files attached through chat sessions. The vulnerability is due to insufficient authentication mechanisms on the file download function of the API. An attacker could exploit this vulnerability by sending a crafted request to the API. A successful exploit could allow the attacker to download files that other users attach through the chat feature. This vulnerability affects versions prior to 12.0(1)ES1.

Vulnerability class: Information Disclosure

EPSS: 0.014 (71.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-1877?
CVE-2019-1877 is a medium-severity vulnerability in Cisco Enterprise Chat And Email, classified under Information Disclosure. CVSS score: 6.5/10. Published 2019-11-05.
How severe is CVE-2019-1877?
Medium severity. CVSS v3 base score is 6.5 out of 10.