CVE-2018-0203

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

A vulnerability in the SMTP relay of Cisco Unity Connection could allow an unauthenticated, remote attacker to send unsolicited email messages, aka a Mail Relay Vulnerability. The vulnerability is due to improper handling of domain information in the affected software. An unauthenticated, remote attacker could exploit this vulnerability by sending crafted requests to the targeted application. A successful exploit could allow the attacker to send email messages to arbitrary addresses. Cisco Bug IDs: CSCvg62215.

Metrics

CVSS 3.0 5.3/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-19

Affected software

Vendor	Product	Versions
n/a	Cisco Unity Connection	Cisco Unity Connection

References

http://www.securityfocus.com/bid/103142Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040413Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180221-cucVendor Advisory
http://www.securityfocus.com/bid/103142Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040413Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180221-cucVendor Advisory

Timeline

Published: Feb 22, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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