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

samedi 11 mai 2019

WEBrick Gem 1.4.2 on Ruby Symlink directory traversal [Disputed]

A vulnerability classified as critical was found in WEBrick Gem 1.4.2 on Ruby. This vulnerability affects the functionality. The manipulation with an unknown input leads to a directory traversal vulnerability (Symlink). The CWE definition for the vulnerability is CWE-22. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 05/10/2019. The public release was coordinated in cooperation with the vendor. This vulnerability was named CVE-2019-11879 since 05/10/2019. 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 05/11/2019).

The real existence of this vulnerability is still doubted at the moment.

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

Product

Name

CPE 2.3

CPE 2.2

CVSSv3

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: ≈5.5
VulDB Temp Score: ≈5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2

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

Exploiting

Class: Directory traversal / Symlink (CWE-22)
Local: Yes
Remote: No

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

05/10/2019 Advisory disclosed
05/10/2019 CVE assigned
05/11/2019 VulDB entry created
05/11/2019 VulDB last update

Sources

Status: Uncorroborated
Coordinated: 🔒
Disputed: 🔍

CVE: CVE-2019-11879 (🔒)

Entry

Created: 05/11/2019 03:00 AM
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 146

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Événements SSI

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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