CVE-2013-0074
100Vexday Risk Score
Patch now. It under exploitation confirmed by CISA and has a working public exploit.
ssvc Actcvss 7.8epss 82%
from disclosure to weapon0 days
Published on NVDMar 13
1st PoCMar 12
metasploitMar 12
CISA KEV+3360d
exploitation probability
82%top 1% of all CVEs
observed exploitation
yesCISA + VulnCheck
2 public exploit(s)
Action required by CISAfederal deadline: 2022-06-15
The impacted product is end-of-life and should be disconnected if still in use.
In short
Microsoft Silverlight improperly validates pointers when rendering HTML objects, allowing attackers to execute arbitrary code through a malicious Silverlight application.
Technical detail
A pointer validation flaw in Silverlight 5 and 5 Developer Runtime (before 5.1.20125.0) during HTML object rendering can be exploited by remote attackers to achieve arbitrary code execution. The attack vector requires the victim to load a crafted Silverlight application in a browser context where Silverlight is installed and enabled.
Summary generated and translated by AI from the official description.
Microsoft Silverlight 5, and 5 Developer Runtime, before 5.1.20125.0 does not properly validate pointers during HTML object rendering, which allows remote attackers to execute arbitrary code via a crafted Silverlight application, aka "Silverlight Double Dereference Vulnerability."
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
n/a · n/apublic PoCs found — 2
exploitdbwww.exploit-db.com/exploits/41702unverifiedexploitdbwww.exploit-db.com/exploits/29858unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-022https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16516https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16565https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-0074http://www.us-cert.gov/ncas/alerts/TA13-071A