CVE-2019-1877: cisco cisco enterprise chat and email
Vulnerability summary
CVE-2019-1877 is a medium (CVSS 6.5) vulnerability in cisco cisco enterprise chat and email. EPSS estimates a 1.44% chance of exploitation in the next 30 days, higher than 72.7% of scored vulnerabilities.
Timeline
- 05-11-2019PublishedVulnerability first disclosed.
- 21-11-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
4 scores · 2 sources · 3 versions- NVDNIST6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS trend
Probability
1.44%
Chance of exploitation in the next 30 days
Percentile
73%
Versus all other CVEs
30-day change
0.00 pp
From 1.44% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-200Exposure of Sensitive Information to an Unauthorized ActorThe product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
- CWE-287Improper AuthenticationWhen an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected systems
Cisco2 products
- cisco enterprise chat and email≥ unspecified, < 12.0(1)ES1
- enterprise_chat_and_email11.6\(1\)es9
1 vendor · 2 products
References
1 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190619-ecea-dwnloadVendor AdvisoryX Refsource CISCO