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

lundi 29 octobre 2018

Apple iCloud for Windows up to 7.7 WebKit memory corruption

A vulnerability, which was classified as critical, has been found in Apple iCloud for Windows up to 7.7. Affected by this issue is an unknown function of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. Impacted is confidentiality, integrity, and availability.

The weakness was shared 10/29/2018 by lokihardt with Google Project Zero as HT209198 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is handled as CVE-2018-4386. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 10/31/2018). The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

Upgrading to version 7.8 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The issues 126190, 126205, 126227 and 126241 are related to this entry.

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: Memory corruption (CWE-119)
Local: No
Remote: Yes

Availability: No

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

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

Countermeasures

Recommended: Upgrade
Status: Official fix
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Upgrade: iCloud for Windows 7.8

Timeline

10/29/2018 Advisory disclosed
10/29/2018 Countermeasure disclosed
10/31/2018 VulDB entry created
10/31/2018 VulDB last update

Sources

Advisory: HT209198
Researcher: lokihardt
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2018-4386 (🔒)
See also: 🔒

Entry

Created: 10/31/2018
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 84

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Événements SSI

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TRUSTECH

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FIC

Ayant pour thème cette année "Replacer l'humain au coeur de la cybersécurité", le Forum International de la Cybersécurité occupe les 28, 29 et 30 janvier 2020 le Grand Palais de Lille. Organisé par la Région Hauts-de-France et Euratechnologies, la Gendarmerie Nationale et CEIS.

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