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CVE-2020-0638

An elevation of privilege vulnerability exists in the way the Update Notification Manager handles files.To exploit this vulnerability, an…

High7.8Known exploitedEPSS 2.5%
Published
Updated
Reserved
Assigned by
microsoft

Description

An elevation of privilege vulnerability exists in the way the Update Notification Manager handles files.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Update Notification Manager Elevation of Privilege Vulnerability'.

Exploited in the wild

CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Microsoft Update Notification Manager Privilege Escalation Vulnerability.

Added
23 May 2022
Fix due (US federal)
13 Jun 2022
Used by ransomware
Known

Apply updates per vendor instructions.

Scores

CVSS scores of CVE-2020-0638, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1High7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Analyzed3.1High7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
2.5% · top 15% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: active · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

Affected products

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .