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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 20.6%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
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."
- CVSS 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 20.60% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- microsoft/.net framework
- Source
- secure@microsoft.com
References
- http://www.us-cert.gov/ncas/alerts/TA13-190AThird Party Advisory, US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-052
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16867
- http://www.us-cert.gov/ncas/alerts/TA13-190AThird Party Advisory, US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-052
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16867
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.