CVE-2020-1031
published 2020-09-11CVE-2020-1031: An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory. To exploit the…
PriorityP347high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
EPSS
5.14%
91.5th percentile
An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory.
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.
The security update addresses the vulnerability by correcting how DHCP servers initializes memory.
Affected
51 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10_version_1507 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1607 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1709 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1709_for_32-bit_systems | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1803 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1809 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1903_for_32-bit_systems | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1903_for_arm64-based_systems | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1903_for_x64-based_systems | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1909 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_2004 | >= 10.0.0 < publication | publication |
| microsoft | windows_7 | >= 6.1.0 < publication | publication |
| microsoft | windows_7_service_pack_1 | >= 6.1.0 < publication | publication |
| microsoft | windows_8.1 | >= 6.3.0 < publication | publication |
| microsoft | windows_server_2008 | — | — |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.0.0 < publication | publication |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.1.0 < publication | publication |
| microsoft | windows_server_2008_service_pack_2 | >= 6.0.0 < publication | publication |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
vendor_msrc7.5HIGH
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Microsoft
Windows DHCP Server Information Disclosure Vulnerability
vendor_msrc·2020-09-08·CVSS 7.5
CVE-2020-1031 [HIGH] Windows DHCP Server Information Disclosure Vulnerability
Windows DHCP Server Information Disclosure Vulnerability
Description: An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory.
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.
The security update addresses the vulnerability by correcting how DHCP servers initializes memory.
FAQ: What type of information could be disclosed by this vulnerability?
The type of information that could be disclosed if an attacker successfully exploited this vulnerability is uninitialized memory.
Windows DHCP Server: Windows DHCP
GHSA
GHSA-w59p-w4fh-943v: An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory
ghsa_unreviewed·2022-05-24
CVE-2020-1031 [MEDIUM] GHSA-w59p-w4fh-943v: An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory
An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory.To exploit the vulnerability, an unauthenticated attacker could send a specially crafted packet to an affected DHCP server, aka 'Windows DHCP Server Information Disclosure Vulnerability'.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2020-09-11
Published