VDB-114668 · CVE-2018-6224 · EDB-ID 44166

Trend Micro Email Encryption Gateway 5.5 cross-site request forgery

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Trend Micro Email Encryption Gateway 5.5. This issue affects some unknown processing. Such manipulation leads to cross-site request forgery. This vulnerability is listed as CVE-2018-6224. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Trend Micro Email Encryption Gateway 5.5. It has been rated as problematic. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. Using CWE to declare the problem leads to CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. Impacted is integrity. CVE summarizes:

A lack of cross-site request forgery (CSRF) protection vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow an attacker to submit authenticated requests to a user browsing an attacker-controlled domain.

The bug was discovered 02/21/2018. The weakness was presented 03/15/2018 as EDB-ID 44166 as confirmed exploit (Exploit-DB). The advisory is shared for download at exploit-db.com. This vulnerability is handled as CVE-2018-6224 since 01/25/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Core Security and been published before and not just after the advisory. The exploit is available 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 22 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (44166). See VDB-114669, VDB-114663, VDB-114664 and VDB-114665 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Trend Micro

Name

Email Encryption Gateway

Version

License

commercial

Website

Vendor: https://www.trendmicro.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Core Security
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/25/2018 🔍
02/21/2018 +27 days 🔍
02/22/2018 +1 days 🔍
02/22/2018 +0 days 🔍
03/15/2018 +21 days 🔍
03/15/2018 +0 days 🔍
03/16/2018 +1 days 🔍
11/22/2024 +2443 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: EDB-ID 44166
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-6224 (🔍)
GCVE (CVE): GCVE-0-2018-6224
GCVE (VulDB): GCVE-100-114668
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/16/2018 08:17
Updated: 11/22/2024 13:16
Changes: 03/16/2018 08:17 (66), 01/14/2020 10:10 (1), 11/22/2024 13:16 (16)
Complete: 🔍
Cache ID: 216::103