Vulnerability identifier: #VU11485

Vulnerability risk: Low

CVSSv3.1: 8.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-7702

CWE-ID: CWE-451

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
SecurEnvoy SecurMail
Server applications / Mail servers

Vendor: SecurEnvoy

Description
The vulnerability allows a remote attacker to obtain potentially sensitive information and modify arbitrary files on the target system.

The weakness exists due to missing authentication and authorization. A remote attacker can spoof transmission of arbitrary e-mail messages, resend e-mail messages to arbitrary recipients, or modify arbitrary message bodies and attachments by leveraging missing authentication and authorization.

Mitigation
Update to version 9.2.501.

Vulnerable software versions

SecurEnvoy SecurMail: 9.1.501

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External links
http://www.sec-consult.com/en/blog/advisories/multiple-critical-vulnerabilities-in-securenvoy-secur...

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.