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

jeudi 10 janvier 2019

Cisco Email Security Appliance SMIME Crash denial of service

A vulnerability classified as problematic has been found in Cisco Email Security Appliance (the affected version unknown). This affects an unknown function of the component SMIME Handler. The manipulation with an unknown input leads to a denial of service vulnerability (Crash). CWE is classifying the issue as CWE-404. This is going to have an impact on availability.

The weakness was disclosed 01/10/2019 as cisco-sa-20190109-esa-dos as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is uniquely identified as CVE-2018-15453 since 08/17/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/11/2019).

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

The entries 129001 are pretty similar.

CPE

CVSSv3

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

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

CVSSv2

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

Exploiting

Class: Denial of service / Crash (CWE-404)
Local: No
Remote: Yes

Availability: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

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

Countermeasures

Recommended: no mitigation known
0-Day Time: 🔒

Timeline

08/17/2018 CVE assigned
01/10/2019 Advisory disclosed
01/11/2019 VulDB entry created
01/11/2019 VulDB last update

Sources

Advisory: cisco-sa-20190109-esa-dos
Status: Confirmed

CVE: CVE-2018-15453 (🔒)
See also: 🔒

Entry

Created: 01/11/2019
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 118

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Événements SSI

LES ASSISES

Grand rendez-vous annuel des RSSI, les Assises de la sécurité des systèmes d'information se tiennent à Monaco (Grimaldi Forum) du 9 au 12 octobre 2019. Organisées par DG Consultants.

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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