Vulnerability Name:

CVE-2018-12242 (CCN-150586)

Assigned:2018-09-12
Published:2018-09-12
Updated:2018-12-08
Summary: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.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.1 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.5 Medium (CCN CVSS v2 Vector: AV:A/AC:H/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-287
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-12242

Source: BID
Type: Third Party Advisory, VDB Entry
105329

Source: CCN
Type: BID-105329
Symantec Messaging Gateway CVE-2018-12242 Authentication Bypass Vulnerability

Source: XF
Type: UNKNOWN
symantec-cve201812242-sec-bypass(150586)

Source: CCN
Type: SYMSA1461
Symantec Messaging Gateway Multiple Issues

Source: CONFIRM
Type: Vendor Advisory
https://support.symantec.com/en_US/article.SYMSA1461.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:symantec:messaging_gateway:*:*:*:*:*:*:*:* (Version < 10.6.6)

    • Configuration CCN 1:
  • cpe:/a:symantec:messaging_gateway:10.6.5:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    symantec messaging gateway *
    symantec messaging gateway 10.6.5