Microsoft Windows up to Server 2019 Error Reporting information disclosure

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CVSS Meta Temp Score
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CTI Interest Score
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4.9$5k-$25k0.00

A vulnerability has been found in Microsoft Windows (Operating System) and classified as problematic. Affected by this vulnerability is an unknown code of the component Error Reporting. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. As an impact it is known to affect confidentiality.

The weakness was published 07/14/2020 as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The public release has been coordinated with Microsoft. This vulnerability is known as CVE-2020-1420 since 11/04/2019. The attack can be launched remotely. A single authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 10/30/2020). The advisory points out:

An information disclosure vulnerability exists when Windows Error Reporting improperly handles file operations.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at 157949, 157948, 157947 and 157946.

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CPE 2.3infoedit

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CVSSv3infoedit

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 5.5
Vendor Vector (Microsoft): 🔒

NVD Base Score: 5.5
NVD Vector: 🔒

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Information disclosure (CWE-200)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Timelineinfoedit

11/04/2019 CVE assigned
07/14/2020 +253 days Advisory disclosed
07/14/2020 +0 days Countermeasure disclosed
07/15/2020 +1 days VulDB entry created
10/30/2020 +107 days VulDB last update

Sourcesinfoedit

Vendor: https://www.microsoft.com/
Product: https://www.microsoft.com/en-us/windows

Advisory: portal.msrc.microsoft.com
Status: Confirmed
Coordinated: 🔒

CVE: CVE-2020-1420 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔒

Entryinfoedit

Created: 07/15/2020 10:25 AM
Updated: 10/30/2020 08:18 AM
Changes: (1) source_cve_assigned
Complete: 🔍

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