RCE in Microsoft .Net Framework
CVE-2013-3171
The serialization functionality in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 does not properly check the permissions of delegate objects, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (XBAP) or (2) a crafted .NET Framework application that leverages a partial-trust relationship, aka "Delegate Serialization Vulnerability."
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.206 (97.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.206 · newest: 0.206 · change: 0.000
Affected products
- Microsoft .Net Framework — versions 2.0, 3.5, 3.5.1
Weakness classification (CWE)
References
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:16867 (signature, vdb-entry)
- docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-052 (vendor-advisory)
- www.us-cert.gov/ncas/alerts/TA13-190A (US Government Resource, Third Party Advisory, third-party-advisory)