Microsoft Office up to LTSC 2021 Excel Remote Code Execution

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Microsoft Office up to LTSC 2021. This affects an unknown part of the component Excel. Executing a manipulation can lead to an unknown weakness. This vulnerability is registered as CVE-2022-33631. It is possible to launch the attack remotely. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Office up to LTSC 2021 (Office Suite Software). It has been declared as critical. This vulnerability affects some unknown functionality of the component Excel. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 08/09/2022 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability was named CVE-2022-33631. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-36674). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.3
Vendor Vector (Microsoft): 🔍

CNA Base Score: 7.3
CNA Vector (Microsoft): 🔍

CVSSv2info

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

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

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

06/14/2022 🔍
08/09/2022 +56 days 🔍
08/09/2022 +0 days 🔍
08/09/2022 +0 days 🔍
06/06/2025 +1031 days 🔍

Sourcesinfo

Vendor: microsoft.com

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

CVE: CVE-2022-33631 (🔍)
GCVE (CVE): GCVE-0-2022-33631
GCVE (VulDB): GCVE-100-205900
EUVD: 🔍

Entryinfo

Created: 08/09/2022 22:00
Updated: 06/06/2025 00:46
Changes: 08/09/2022 22:00 (27), 08/09/2022 22:01 (3), 08/09/2022 22:04 (24), 09/03/2022 09:47 (2), 06/06/2025 00:23 (26), 06/06/2025 00:46 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

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