Symantec Messaging Gateway up to 10.6.5 improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Symantec Messaging Gateway up to 10.6.5. It has been declared as critical. Affected by this vulnerability is an unknown functionality. Such manipulation leads to improper authentication. This vulnerability is documented as CVE-2018-12242. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Symantec Messaging Gateway up to 10.6.5. Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The Symantec Messaging Gateway product prior to 10.6.6 may be susceptible to an authentication bypass exploit, which is a type of issue that can allow attackers to potentially circumvent security mechanisms currently in place and gain access to the system or network.

The bug was discovered 09/12/2018. The weakness was released 09/19/2018 by Alex (Website). The advisory is shared for download at support.symantec.com. This vulnerability is handled as CVE-2018-12242 since 06/12/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 117614 (Symantec Messaging Gateway 10.x < 10.6.6 Multiple Vulnerabilities (SYMSA1461)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13317 (Symantec Messaging Gateway Multiple Vulnerabilities (SYMSA1461)).

Upgrading to version 10.6.6 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (117614) and SecurityFocus (BID 105329†). Entry connected to this vulnerability is available at VDB-124257. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 117614
Nessus Name: Symantec Messaging Gateway 10.x < 10.6.6 Multiple Vulnerabilities (SYMSA1461)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Messaging Gateway 10.6.6

Timelineinfo

06/12/2018 🔍
09/12/2018 +92 days 🔍
09/12/2018 +0 days 🔍
09/19/2018 +6 days 🔍
09/19/2018 +0 days 🔍
09/19/2018 +0 days 🔍
09/20/2018 +1 days 🔍
09/20/2018 +0 days 🔍
03/25/2020 +552 days 🔍

Sourcesinfo

Vendor: symantec.com

Advisory: support.symantec.com
Researcher: Alex
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-12242 (🔍)
GCVE (CVE): GCVE-0-2018-12242
GCVE (VulDB): GCVE-100-124256
SecurityFocus: 105329 - Symantec Messaging Gateway CVE-2018-12242 Authentication Bypass Vulnerability

See also: 🔍

Entryinfo

Created: 09/20/2018 08:16
Updated: 03/25/2020 11:27
Changes: 09/20/2018 08:16 (68), 03/25/2020 11:27 (6)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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