VulnerabilityModified
CVE-2012-2521
Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "Asynchronous NULL Object Access Remote Code Execution Vulnerability."
HIGH 9.3EPSS 20.9%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 20.9%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "Asynchronous NULL Object Access Remote Code Execution Vulnerability."
- CVSS 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 20.87% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- microsoft/internet explorer
- Source
- secure@microsoft.com
References
- http://www.us-cert.gov/cas/techalerts/TA12-227A.htmlThird Party Advisory, US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-052
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15742
- http://www.us-cert.gov/cas/techalerts/TA12-227A.htmlThird Party Advisory, US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-052
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15742
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.