CVE-2020-1031
mediumpriority · track · 22EPSS 0.051 · 92 %ileEURUUSEPSS · scored 2026-10-27
<p>An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory.</p> <p>To exploit the vulnerability, an unauthenticated attacker could send a specially crafted packet to an affected DHCP server. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>The security update addresses the vulnerability by correcting how DHCP servers initializes memory.</p>
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.3–7.5
weaknesses
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affected products (71)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
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references (8)
External citations — patches, advisories, analysis.
- http://www.nsfocus.net/vulndb/49849cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-1031cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1031cnnvd
- https://portal.msrc.microsoft.com/en-us/security-guidancePatchcnnvd
- https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2020-1031cnnvd
- https://vigilance.fr/vulnerability/Microsoft-Windows-vulnerabilities-of-September-2020-33277cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1031enisa_euvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1031PatchVendor Advisorynvd
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