CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability was found in Microsoft Project Server 2013 SP1 (Project Management Software). It has been declared as problematic. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:
An elevation of privilege vulnerability exists when Microsoft SharePoint software fails to properly sanitize a specially crafted requests, aka "Microsoft SharePoint XSS vulnerability".
The bug was discovered 06/13/2017. The weakness was presented 06/13/2017 as KB3203399 as confirmed security update guide (Website). It is possible to read the advisory at portal.msrc.microsoft.com. This vulnerability is known as CVE-2017-8551 since 05/03/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK. The advisory points out:
An elevation of privilege vulnerability exists when 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 vulnerability scanner Nessus provides a plugin with the ID 100787 (Security Update for Microsoft SharePoint Server (June 2017)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l.
Applying the patch KB3203399 is able to eliminate this problem. The bugfix is ready for download at catalog.update.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (100787). See 102448 for similar entry.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.2VulDB Meta Temp Score: 5.1
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.1
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Cross site scriptingCWE: CWE-79 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 100787
Nessus Name: Security Update for Microsoft SharePoint Server (June 2017)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 800382
OpenVAS Name: Microsoft Project Server 2013 XSS Vulnerability (KB3203399)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Patch: KB3203399
Timeline
05/03/2017 🔍06/13/2017 🔍
06/13/2017 🔍
06/13/2017 🔍
06/13/2017 🔍
06/14/2017 🔍
06/14/2017 🔍
06/14/2017 🔍
12/28/2020 🔍
Sources
Vendor: microsoft.comAdvisory: KB3203399
Researcher: Ashar Javed, Hyundai AutoEver Europe.
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2017-8551 (🔍)
OVAL: 🔍
SecurityTracker: 1038663
SecurityFocus: 98913 - Microsoft SharePoint Server CVE-2017-8551 Remote Privilege Escalation Vulnerability
See also: 🔍
Entry
Created: 06/14/2017 11:46Updated: 12/28/2020 13:27
Changes: 06/14/2017 11:46 (77), 10/17/2019 16:16 (5), 12/28/2020 13:24 (2), 12/28/2020 13:27 (1)
Complete: 🔍
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