Microsoft Windows up to Server 2022 Azure Edition Core Hotpatch Print Spooler privilege escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability marked as very critical has been reported in Microsoft Windows. Affected by this issue is some unknown functionality of the component Print Spooler. Performing a manipulation results in an unknown weakness. This vulnerability is reported as CVE-2022-22718. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Microsoft Windows (Operating System). This affects an unknown code of the component Print Spooler. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 02/08/2022 as confirmed security guidance (Website). It is possible to read the advisory at portal.msrc.microsoft.com. This vulnerability is uniquely identified as CVE-2022-22718. Technical details are unknown but a public exploit is available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/30/2025).

A public exploit has been developed by Oliver Lyak (ly4k) in C# and been published before and not just after the advisory. The exploit is shared for download at github.com. It is declared as attacked. We expect the 0-day to have been worth approximately $100k and more. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 04/19/2022 with a due date of 05/10/2022:

Apply updates per vendor instructions.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.7

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.8
Vendor Vector (Microsoft): 🔍

CNA Base Score: 7.8
CNA Vector (Microsoft): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: Oliver Lyak (ly4k)
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

01/06/2022 🔍
02/08/2022 +33 days 🔍
02/08/2022 +0 days 🔍
02/08/2022 +0 days 🔍
02/08/2022 +0 days 🔍
10/30/2025 +1360 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

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

CVE: CVE-2022-22718 (🔍)
GCVE (CVE): GCVE-0-2022-22718
GCVE (VulDB): GCVE-100-192567
scip Labs: https://www.scip.ch/en/?labs.20161215

Entryinfo

Created: 02/08/2022 21:18
Updated: 10/30/2025 22:47
Changes: 02/08/2022 21:18 (35), 02/08/2022 21:22 (19), 02/09/2022 08:31 (5), 02/09/2022 08:32 (4), 02/12/2022 14:18 (2), 02/12/2022 14:22 (11), 04/25/2024 18:10 (28), 09/21/2024 22:51 (1), 03/08/2025 03:11 (8), 10/30/2025 22:47 (1)
Complete: 🔍
Committer: misc
Cache ID: 216::103

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