{"id":"CVE-2018-3815","aliases":["EUVD-2018-15603","GHSA-hxgx-wfcx-qv3g"],"status":"published","title":"The \"XML Interface to Messaging, Scheduling, and Signaling\" (XIMSS) protocol implementation in...","description":"The \"XML Interface to Messaging, Scheduling, and Signaling\" (XIMSS) protocol implementation in CommuniGate Pro (CGP) 6.2 suffers from a Missing XIMSS Protocol Validation attack that leads to an email spoofing attack, allowing a malicious authenticated attacker to send a message from any source email address. The attack uses an HTTP POST request to a /Session URI, and interchanges the XML From and To elements.","severity":{"version":"3.0","score":5.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0089,"percentile":0.59607,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2018-01-08T05:00:00Z","modified":"2026-06-17T01:57:50Z","products":[{"vendor":"stalker","product":"communigate_pro"}],"references":[{"url":"https://packetstormsecurity.com/files/145724/communigatepro62-spoof","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3815"},{"url":"https://github.com/advisories/GHSA-hxgx-wfcx-qv3g"}],"sources":{"cve":[{"id":"CVE-2018-3815","description":"The \"XML Interface to Messaging, Scheduling, and Signaling\" (XIMSS) protocol implementation in CommuniGate Pro (CGP) 6.2 suffers from a Missing XIMSS Protocol Validation attack that leads to an email spoofing attack, allowing a malicious authenticated attacker to send a message from any source email address. The attack uses an HTTP POST request to a /Session URI, and interchanges the XML From and To elements.","status":"published","published":"2018-01-08T05:00:00Z","modified":"2024-08-05T04:57:22.989Z","updated_at":"2026-11-02T14:35:05.262903Z"}],"euvd":[{"id":"EUVD-2018-15603","description":"The \"XML Interface to Messaging, Scheduling, and Signaling\" (XIMSS) protocol implementation in CommuniGate Pro (CGP) 6.2 suffers from a Missing XIMSS Protocol Validation attack that leads to an email spoofing attack, allowing a malicious authenticated attacker to send a message from any source email address. The attack uses an HTTP POST request to a /Session URI, and interchanges the XML From and To elements.","status":"published","published":"2018-01-08T05:00:00Z","modified":"2024-08-05T04:57:22Z","updated_at":"2026-11-03T02:40:15.208866Z"}],"ghsa":[{"id":"GHSA-hxgx-wfcx-qv3g","title":"The \"XML Interface to Messaging, Scheduling, and Signaling\" (XIMSS) protocol implementation in...","description":"The \"XML Interface to Messaging, Scheduling, and Signaling\" (XIMSS) protocol implementation in CommuniGate Pro (CGP) 6.2 suffers from a Missing XIMSS Protocol Validation attack that leads to an email spoofing attack, allowing a malicious authenticated attacker to send a message from any source email address. The attack uses an HTTP POST request to a /Session URI, and interchanges the XML From and To elements.","status":"published","published":"2022-05-13T01:52:35Z","modified":"2023-02-02T05:02:14Z","cvss":[{"version":"3.0","score":5.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:51:23.375018Z"}],"nvd":[{"id":"CVE-2018-3815","description":"The \"XML Interface to Messaging, Scheduling, and Signaling\" (XIMSS) protocol implementation in CommuniGate Pro (CGP) 6.2 suffers from a Missing XIMSS Protocol Validation attack that leads to an email spoofing attack, allowing a malicious authenticated attacker to send a message from any source email address. The attack uses an HTTP POST request to a /Session URI, and interchanges the XML From and To elements.","status":"published","published":"2018-01-08T05:29:00.29Z","modified":"2026-06-17T01:57:50.243Z","cvss":[{"version":"3.0","score":5.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:04:22.309028Z"}]}}