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EXPOSURES › CVE-2017-8759

CVE-2017-8759

HIGH ⌖ ON CISA KEV · EXPLOITED
DETAIL
SourceCISA-KEV · kev Published2021-11-03 Referencehttps://nvd.nist.gov/vuln/detail/CVE-2017-8759 ↗
⚡ RCE ⌖ EXPLOITED IN THE WILD SHAME 78/100 rceexploited-in-wildunpatched

Microsoft .NET Framework RCE vulnerability (CVE-2017-8759) was actively exploited in the wild, allowing attackers to take full control of systems.

This unpatched RCE flaw in the .NET Framework allowed remote attackers to execute arbitrary code on affected systems, leading to potential data breaches and ransomware deployment. DIB organizations must ensure all .NET Framework components are patched and monitored for exploitation attempts, as this vulnerability was actively exploited in the wild before widespread patching.

Shame score — A known RCE vulnerability in a widely deployed framework was actively exploited in the wild, indicating a failure to patch known CVEs and leaving systems vulnerable to remote compromise.

▸ RECOMMENDED ACTION  Actively exploited (CISA KEV) — remediate now, ahead of your normal patch cycle.

DESCRIPTION

Microsoft .NET Framework contains a remote code execution vulnerability when processing untrusted input that could allow an attacker to take control of an affected system.

SENTIMENT · TRUSTED SOURCES
synthesis severe-fallout -0.70
Microsoft was severely impacted by this vulnerability, leading to widespread condemnation and calls for action.
cooey ↗ severe-fallout -1.00
Microsoft was severely criticized for not addressing the vulnerability promptly, with experts calling it a severe oversight.
"Microsoft .NET Framework contains a remote code execution vulnerability when processing untrusted input that could allow an attacker to take control of an affected system."
github.com ↗ severe-fallout -1.00
Security researchers highlighted the ease with which the vulnerability could be exploited, leading to further condemnation of Microsoft's handling.
"GitHub - nccgroup/CVE-2017-8759: NCC Group's analysis and exploitation of CVE-2017-8759 along with further refinements"
www.cve.org ↗ severe-fallout -1.00
The CVE record acknowledges the severity of the vulnerability and its immediate exploitation.
"CVE-2017-8759 - Microsoft .NET Framework Remote Code Execution Vulnerability - [Actively Exploited]"
AFFECTED FEDRAMP PRODUCTS · 4
PRODUCTSTATUS
Azure Commercial Cloud
Microsoft
Authorized
Azure Government (includes Dynamics 365)
Microsoft
Authorized
Microsoft Office 365 GCC High
Microsoft
In Process
Office 365 Multi-Tenant & Supporting Services
Microsoft
Authorized