Microsoft SharePoint Server 2013 SP1/2016/2019 input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Microsoft SharePoint Server 2013 SP1/2016/2019. Affected is an unknown function. Executing a manipulation can lead to an unknown weakness. This vulnerability is registered as CVE-2021-1717. It is possible to launch the attack remotely. No exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft SharePoint Server 2013 SP1/2016/2019 (Groupware Software). It has been declared as problematic. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, and integrity.

The weakness was published 01/12/2021 as confirmed security guidance (Website). The advisory is available at portal.msrc.microsoft.com. This vulnerability was named CVE-2021-1717. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

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

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.6
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 4.6
Vendor Vector (Microsoft): 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 4.6
CNA 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: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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

12/02/2020 🔍
01/12/2021 +41 days 🔍
01/12/2021 +0 days 🔍
01/13/2021 +0 days 🔍
05/04/2025 +1572 days 🔍

Sourcesinfo

Vendor: microsoft.com

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

CVE: CVE-2021-1717 (🔍)
GCVE (CVE): GCVE-0-2021-1717
GCVE (VulDB): GCVE-100-167650

Entryinfo

Created: 01/13/2021 09:07
Updated: 05/04/2025 11:13
Changes: 01/13/2021 09:07 (34), 01/13/2021 09:10 (18), 02/11/2021 22:08 (2), 02/11/2021 22:14 (20), 10/09/2024 09:28 (26), 05/04/2025 11:13 (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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