CVE-2018-6562

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-05-18 · updated 2026-06-17
Weakness: CWE-345

Description

totemomail Encryption Gateway before 6.0_b567 allows remote attackers to obtain sensitive information about user sessions and encryption key material via a JSONP hijacking attack.

Affected products

Totemomail Encryption Gateway: before 6.0.0_b567 — fixed in 6.0.0_b567

How to fix

Upgrade to a fixed version: Totemomail Encryption Gateway 6.0.0_b567. Check the vendor advisory for mitigations.

References

http://packetstormsecurity.com/files/147637/Totemomail-Encryption-Gateway-6.0.0_Build_371-JSONP-Hijacking.html
http://www.securityfocus.com/archive/1/542016/100/0/threaded
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CSNC-2018-002_totemo_json_hijacking.txt
http://packetstormsecurity.com/files/147637/Totemomail-Encryption-Gateway-6.0.0_Build_371-JSONP-Hijacking.html
http://www.securityfocus.com/archive/1/542016/100/0/threaded
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CSNC-2018-002_totemo_json_hijacking.txt

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