VulnerabilityAnalyzed
CVE-2017-8759
Microsoft .NET Framework Remote Code Execution Vulnerability
KEVHIGH 7.8EPSS 88.7%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Microsoft .NET Framework 2.0, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 4.7 allow an attacker to execute code remotely via a malicious document or application, aka ".NET Framework Remote Code Execution Vulnerability."
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 88.70% probability · 100th percentile
- CISA KEV
- Listed 3 November 2021 · due 3 May 2022
- Weakness
- CWE-94
- Affected
- microsoft/.net framework
- Source
- secure@microsoft.com
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2017-8759
References
- http://www.securityfocus.com/bid/100742Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039324Broken Link, Third Party Advisory, VDB Entry
- https://github.com/GitHubAssessments/CVE_Assessments_01_2020Third Party Advisory
- https://github.com/bhdresh/CVE-2017-8759Exploit, Third Party Advisory
- https://github.com/nccgroup/CVE-2017-8759Exploit, Third Party Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759Patch, Vendor Advisory
- https://www.exploit-db.com/exploits/42711/Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/100742Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039324Broken Link, Third Party Advisory, VDB Entry
- https://github.com/GitHubAssessments/CVE_Assessments_01_2020Third Party Advisory
- https://github.com/bhdresh/CVE-2017-8759Exploit, Third Party Advisory
- https://github.com/nccgroup/CVE-2017-8759Exploit, Third Party Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759Patch, Vendor Advisory
- https://www.exploit-db.com/exploits/42711/Third Party Advisory, VDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8759US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.