Medium severity5.3NVD Advisory· Published Feb 22, 2018· Updated Jun 17, 2026
CVE-2018-0203
CVE-2018-0203
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.
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Affected products
1Patches
Vulnerability mechanics
References
3- www.securityfocus.com/bid/103142nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040413nvdThird Party AdvisoryVDB Entry
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180221-cucnvdVendor Advisory
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