VDB-133205 · CVE-2019-0830 · Qualys 110333

Microsoft SharePoint Enterprise Server 2013 SP1/2016/2019 cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Microsoft SharePoint Enterprise Server 2013 SP1/2016/2019. The affected element is an unknown function. The manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2019-0830. Remote exploitation of the attack is possible. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft SharePoint Enterprise Server 2013 SP1/2016/2019 (Groupware Software) and classified as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity.

The bug was discovered 04/09/2019. The weakness was published 04/09/2019 as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The public release has been coordinated with Microsoft. The identification of this vulnerability is CVE-2019-0830 since 11/26/2018. The attack may be initiated remotely. A simple authentication is required for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. The advisory points out:

A cross-site-scripting (XSS) vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server. An authenticated attacker could exploit the vulnerability by sending a specially crafted request to an affected SharePoint server.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 110333 (Microsoft Office and Microsoft Office Services and Web Apps Security Update April 2019).

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

Similar entries are available at VDB-133181, VDB-133184, VDB-133199 and VDB-133200. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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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: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
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: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

11/26/2018 🔍
04/09/2019 +134 days 🔍
04/09/2019 +0 days 🔍
04/09/2019 +0 days 🔍
04/10/2019 +1 days 🔍
02/28/2025 +2151 days 🔍

Sourcesinfo

Vendor: microsoft.com

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

CVE: CVE-2019-0830 (🔍)
GCVE (CVE): GCVE-0-2019-0830
GCVE (VulDB): GCVE-100-133205
See also: 🔍

Entryinfo

Created: 04/10/2019 07:25
Updated: 02/28/2025 22:26
Changes: 04/10/2019 07:25 (61), 05/28/2020 09:19 (2), 08/28/2023 07:45 (4), 02/28/2025 22:26 (15)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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