CVE-2011-1271
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I. Basic Information for CVE-2011-1271
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The JIT compiler in Microsoft .NET Framework 3.5 Gold and SP1, 3.5.1, and 4.0, when IsJITOptimizerDisabled is false, does not properly handle expressions related to null strings, which allows context-dependent attackers to bypass intended access restrictions, and consequently execute arbitrary code, in opportunistic circumstances by leveraging a crafted application, as demonstrated by (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka ".NET Framework JIT Optimization Vulnerability."
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft .NET Framework JIT编译器访问限制绕过漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft .NET Framework是美国微软（Microsoft）公司开发的一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。该平台包括C#和Visual Basic编程语言、公共语言运行库和广泛的类库。 当IsJITOptimizerDisabled是伪造的时候，Microsoft .NET Framework 4 beta 2之前版本中的JIT
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2011-1271
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-044vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12686vdb-entrysignaturex_refsource_OVAL
- https://nvd.nist.gov/vuln/detail/CVE-2011-1271
Same Patch Batch · n/a · 2011-05-10 · 13 CVEs total
| CVE-2010-0216 | Inventivetec MediaCast加密问题漏洞 | |
| CVE-2011-2076 | Inventivetec MediaCAST信息泄露漏洞 | |
| CVE-2011-2077 | Inventivetec MediaCAST New Atlanta BlueDragon管理界面默认配置错误漏洞 | |
| CVE-2011-2078 | Inventivetec MediaCAST New Atlanta BlueDragon管理界面多个跨站脚本攻击漏洞 | |
| CVE-2011-2079 | Inventivetec MediaCAST XML注入漏洞 | |
| CVE-2011-2080 | Inventivetec MediaCAST多个SQL注入漏洞 | |
| CVE-2011-2081 | Inventivetec MediaCAST敏感信息泄露漏洞 | |
| CVE-2011-0904 | David King Vino帧缓冲更新处理缓冲区溢出漏洞 | |
| CVE-2011-0905 | David King Vino帧缓冲更新处理拒绝服务漏洞 | |
| CVE-2011-1824 | Opera VEGAOpBitmap::AddLine函数'SELECT'拒绝服务漏洞 | |
| CVE-2011-2074 | Skype客户端消息处理代码执行漏洞 | |
| CVE-2011-2075 | Google Chrome远程代码执行漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8276
bettercap MySQL Server mysql_server.go integer coercion - CVE-2026-8275
bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2011-1271
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