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Notre sélection d'alertes et avis SSI.
Sources : US Cert, Cert EU, Cert FR, Cnil, VulDB.

mardi 12 février 2019

Microsoft Office 2010 SP2/2013 SP1/2016/2019/365 ProPlus Security Feature Phishing spoofing

A vulnerability was found in Microsoft Office 2010 SP2/2013 SP1/2016/2019/365 ProPlus (Office Suite Software). It has been classified as critical. This affects code of the component Security Feature. The manipulation with an unknown input leads to a spoofing vulnerability (Phishing). CWE is classifying the issue as CWE-290. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 02/12/2019 as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The public release has been coordinated with Microsoft. This vulnerability is uniquely identified as CVE-2019-0540. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/13/2019). The advisory points out:

A security feature bypass vulnerability exists when Microsoft Office does not validate URLs.

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

CPE

CVSSv3

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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

CVSSv2

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploiting

Class: Spoofing / Phishing (CWE-290)
Local: No
Remote: Yes

Availability: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Actions: 🔍

Countermeasures

Recommended: Patch
Status: 🔍
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Timeline

02/12/2019 Advisory disclosed
02/12/2019 Countermeasure disclosed
02/12/2019 VulDB entry created
02/13/2019 VulDB last update

Sources

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

CVE: CVE-2019-0540 (🔒)

Entry

Created: 02/13/2019
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 107

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