XML External Entity Vulnerability in Symantec Messaging Gateway
CVE-2018-12243

8.8HIGH

Key Information:

Vendor

Symantec Corporation

Status
Symantec Messaging Gateway
Vendor
CVE Published:
19 September 2018

What is CVE-2018-12243?

The Symantec Messaging Gateway prior to version 10.6.6 is impacted by an XML external entity (XXE) vulnerability. This issue occurs when the product's XML parser processes XML input that references external entities. Malicious actors can exploit this weakness to access sensitive files on the server by using file URI schemes or relative paths, leading to unintended file disclosures and potential system compromise.

Affected Version(s)

Symantec Messaging Gateway Prior to 10.6.6

References

https://support.symantec.com/en_US/article.SYMSA1461.html
x_refsource_CONFIRM
http://www.securityfocus.com/bid/105330
vdb-entryx_refsource_BID

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.