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

mardi 2 avril 2019

SonicWALL SonicOS/SonicOSv TLS CBC Cipher Plaintext weak encryption

A vulnerability was found in SonicWALL SonicOS and SonicOSv (Firewall Software). It has been classified as critical. Affected is code of the component TLS CBC Cipher. The manipulation with an unknown input leads to a weak encryption vulnerability (Plaintext). CWE is classifying the issue as CWE-311. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 04/02/2019. The advisory is available at psirt.global.sonicwall.com. This vulnerability is traded as CVE-2019-7477 since 02/06/2019. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 04/03/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See 132736 and 132737 for similar entries.

Product

Vendor

Product

CPE

CVSSv3

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2

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

Exploiting

Class: Weak encryption / Plaintext (CWE-311)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasures

Recommended: no mitigation known
0-Day Time: 🔒

Timeline

02/06/2019 CVE assigned
04/02/2019 Advisory disclosed
04/03/2019 VulDB entry created
04/03/2019 VulDB last update

Sources

Advisory: psirt.global.sonicwall.com

CVE: CVE-2019-7477 (🔒)
See also: 🔒

Entry

Created: 04/03/2019 07:13 AM
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 101

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Événements SSI

LES ASSISES

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BLOCKCHAIN

Conférence et exposition sur les applications d'entreprise de la blockchain à Paris, cité universitaire internationale, les 13 et 14 novembre 2019. Organisés par Corp Agency.

TRUSTECH

Cet événement international dédié aux paiements, à l'identification et à la sécurité est organisé à Cannes (palais des festivals) du 26 au 28 novembre 2019. Organisé par Comexposium.

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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