CVE-2021-31173
published 2021-05-11CVE-2021-31173: Microsoft SharePoint Server Information Disclosure Vulnerability
PriorityP333medium6.5CVSS 3.1
AVNACLPRLUINSUCHINAN
EPSS
2.28%
81.3th percentile
Microsoft SharePoint Server Information Disclosure Vulnerability
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | microsoft_sharepoint_enterprise_server_2016 | >= 16.0.0 < 16.0.5161.1000 | 16.0.5161.1000 |
| microsoft | microsoft_sharepoint_foundation_2013_service_pack_1 | >= 15.0.0 < 15.0.5345.1000 | 15.0.5345.1000 |
| microsoft | microsoft_sharepoint_server_2019 | >= 16.0.0 < 16.0.10374.20000 | 16.0.10374.20000 |
| microsoft | sharepoint_foundation | — | — |
| microsoft | sharepoint_server | — | — |
| microsoft | sharepoint_server | — | — |
| msrc | microsoft_sharepoint_enterprise_server_2016 | — | — |
| msrc | microsoft_sharepoint_foundation_2013_service_pack_1 | — | — |
| msrc | microsoft_sharepoint_server_2019 | — | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N
vendor_msrc5.3MEDIUM
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GHSA
GHSA-9hc6-hcmg-qj26: Microsoft SharePoint Server Information Disclosure Vulnerability
ghsa_unreviewed·2022-05-24
CVE-2021-31173 [MEDIUM] CWE-200 GHSA-9hc6-hcmg-qj26: Microsoft SharePoint Server Information Disclosure Vulnerability
Microsoft SharePoint Server Information Disclosure Vulnerability
Microsoft
Microsoft SharePoint Server Information Disclosure Vulnerability
vendor_msrc·2021-05-11·CVSS 5.3
CVE-2021-31173 [MEDIUM] Microsoft SharePoint Server Information Disclosure Vulnerability
Microsoft SharePoint Server Information Disclosure Vulnerability
FAQ: What type of information could be disclosed by this vulnerability?
The type of information that could be disclosed if an attacker successfully exploited this vulnerability is Personally Identifiable Information (PII).
Microsoft Office SharePoint: Microsoft Office SharePoint
Microsoft: Microsoft
Impact: Information Disclosure
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://www.microsoft.com/download/details.aspx?familyid=650bb002-b472-4d9b-b36e-d960150b2ab7
Reference: https://www.microsoft.com/download/details.aspx?familyid=0036da36-a42a-47e3-855d-9485daf73539
Reference: https://www.micros
No detection rules found.
No public exploits indexed.
Qualys
Microsoft & Adobe Patch Tuesday (May 2021) – Qualys covers 85 Vulnerabilities, 26 Critical
blogs_qualys·2021-05-11·CVSS 9.9
CVE-2021-31181 [CRITICAL] Microsoft & Adobe Patch Tuesday (May 2021) – Qualys covers 85 Vulnerabilities, 26 Critical
## Microsoft Patch Tuesday – May 2021
Microsoft patched 55 CVEs in their May 2021 Patch Tuesday release, of which 4 are rated as critical severity. Three 0-day vulnerability patches were included in the release. As of this publication date, none have been exploited.
Qualys released 12 QIDs on the same day, providing vulnerability detection and patch management coverage (where applicable) for all 55 CVEs and the related KBs.
## Critical Microsoft vulnerabilities patched:
CVE-2021-31181 – SharePoint Remote Code Execution Vulnerability
Microsoft released patches addressing a critical RCE vulnerability in SharePoint (CVE-2021-31181). This CVE has a high likelihood of exploitability and is assigned a CVSSv3 base score of 8.8 by the vendor.
CVE-2021-31166 – HTTP Protocol Stack Remote Code
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2021-05-11
Published