Vulnerability in Symantec Messaging Gateway: XML External Entity (XXE) Exploit

CVE-2018-12243 · MEDIUM Severity

AV:A/AC:L/AU:N/C:P/I:P/A:P

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.

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