Microsoft Office up to 2019 Access Connectivity Engine memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Microsoft Office up to 2019. Affected by this issue is some unknown functionality of the component Access Connectivity Engine. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2020-0961. The attack can be launched remotely. No exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft Office up to 2019 (Office Suite Software). It has been rated as critical. Affected by this issue is an unknown code block of the component Access Connectivity Engine. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory, aka 'Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability'.

The weakness was disclosed 04/14/2020 as confirmed security update guide (Website). The advisory is available at portal.msrc.microsoft.com. The public release has been coordinated in cooperation with the vendor. This vulnerability is handled as CVE-2020-0961. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory. An attacker who successfully exploited this vulnerability could execute arbitrary code on a victim system.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

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

11/04/2019 🔍
04/14/2020 +162 days 🔍
04/14/2020 +0 days 🔍
04/15/2020 +1 days 🔍
05/09/2025 +1849 days 🔍

Sourcesinfo

Vendor: microsoft.com

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

CVE: CVE-2020-0961 (🔍)
GCVE (CVE): GCVE-0-2020-0961
GCVE (VulDB): GCVE-100-153242

Entryinfo

Created: 04/15/2020 10:18
Updated: 05/09/2025 01:25
Changes: 04/15/2020 10:18 (44), 04/15/2020 10:23 (17), 05/19/2024 15:35 (18), 05/09/2025 01:25 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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