What’s Vulnerable › Vulnerabilities

CVE-2015-2479

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 16.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-08-15 · updated 2026-06-17
• Weakness: CWE-264

Description

The RyuJIT compiler in Microsoft .NET Framework 4.6 produces incorrect code during an attempt at optimization, which allows remote attackers to execute arbitrary code via a crafted .NET application, aka "RyuJIT Optimization Elevation of Privilege Vulnerability," a different vulnerability than CVE-2015-2480 and CVE-2015-2481.

Affected products

• Microsoft .NET Framework: 4.6

References

• http://www.securitytracker.com/id/1033253
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-092
• http://www.securitytracker.com/id/1033253
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-092

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