SecurEnvoy SecurMail up to 9.2 secmail/getmessage.exe option1 information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.2$0-$5k0.00

A vulnerability classified as problematic was found in SecurEnvoy SecurMail up to 9.2. This vulnerability affects an unknown code block of the file secmail/getmessage.exe. The manipulation of the argument option1 as part of a Parameter leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

SecurEnvoy SecurMail before 9.2.501 allows remote authenticated users to read arbitrary e-mail messages via the option1 parameter in a reply action to secmail/getmessage.exe.

The bug was discovered 03/12/2018. The weakness was released 03/15/2018 as confirmed mailinglist post (Full-Disclosure). The advisory is shared for download at seclists.org. This vulnerability was named CVE-2018-7704 since 03/05/2018. The attack can be initiated remotely. The requirement for exploitation is a single authentication. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1592.

A public exploit has been developed by SEC Consult and been published before and not just after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370828 (SecurEnvoy SecurMail multiple critical vulnerabilities).

Upgrading to version 9.2.501 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (44285). Entries connected to this vulnerability are available at VDB-114613, VDB-114614, VDB-114615 and VDB-114617.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: SEC Consult
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SecurMail 9.2.501

Timelineinfo

03/05/2018 🔍
03/12/2018 +7 days 🔍
03/13/2018 +1 days 🔍
03/13/2018 +0 days 🔍
03/14/2018 +1 days 🔍
03/15/2018 +1 days 🔍
03/15/2018 +0 days 🔍
06/30/2024 +2299 days 🔍

Sourcesinfo

Advisory: seclists.org
Status: Confirmed

CVE: CVE-2018-7704 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/15/2018 07:39 AM
Updated: 06/30/2024 02:34 AM
Changes: 03/15/2018 07:39 AM (71), 01/14/2020 07:19 PM (1), 06/30/2024 02:34 AM (17)
Complete: 🔍
Cache ID: 18:451:40

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