CVE-2018-12243

HIGH

Symantec Messaging Gateway <10.6.6 - XXE

Title source: llm
STIX 2.1

Description

The Symantec Messaging Gateway product prior to 10.6.6 may be susceptible to a XML external entity (XXE) exploit, which is a type of issue where XML input containing a reference to an external entity is processed by a weakly configured XML parser. The attack uses file URI schemes or relative paths in the system identifier to access files that should not normally be accessible.

References (2)

Core 2
Core References
Mitigation, Vendor Advisory x_refsource_confirm
https://support.symantec.com/en_US/article.SYMSA1461.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/105330

Scores

CVSS v3 8.8
EPSS 0.0022
EPSS Percentile 43.8%
Attack Vector ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-611
Status published
Products (1)
symantec/messaging_gateway < 10.6.6
Published Sep 19, 2018
Tracked Since Feb 18, 2026