VULNERABILITY INTELLIGENCE

CVE-2013-3860

CVSS score7.8 HIGH
EPSS probability30.61%
CISA KEVNot currently listed
Published2013-10-09
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 does not properly parse a DTD during XML digital-signature validation, which allows remote attackers to cause a denial of service (application crash or hang) via a crafted signed XML document, aka "Entity Expansion Vulnerability."

Weakness classification

  • CWE-20: Improper Input Validation

Primary references