01 Record
CVE-2012-4777
The code-optimization feature in the reflection implementation in Microsoft .NET Framework 4 and 4.5 does not properly enforce object permissions, which allows remote attackers to execute arbitrary
UnratedPUBLISHEDCNA: microsoft
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The code-optimization feature in the reflection implementation in Microsoft .NET Framework 4 and 4.5 does not properly enforce object permissions, which allows remote attackers to execute arbitrary
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 24.75% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 97.7% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2012-11-14 00:00Z13 YR AGO
- Last updated
- 2024-08-06 20:50Z2 YR AGO
- Reserved
- 2012-09-06
- Assigning CNA
- microsoft
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 242d2f0aa813e3ea2703246c165fa1aa540d1922c9a5b7f9bad53d40fb4fe5ef
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.us-cert.govTA12-318Ahttp://www.us-cert.gov/cas/techalerts/TA12-318A.html
- docs.microsoft.comMS12-074https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-074
- oval.cisecurity.orgoval:org.mitre.oval:def:15960https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15960
- osvdb.org87267http://osvdb.org/87267
- www.securityfocus.com56464http://www.securityfocus.com/bid/56464
- secunia.com51236http://secunia.com/advisories/51236
- www.securitytracker.com1027753http://www.securitytracker.com/id?1027753