lundi 25 mai 2020    || Inscription
BanniereAlertes
 
 

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

mercredi 17 avril 2019

Cisco Wireless LAN Controller up to 8.2/8.5/8.8 IAPP Message denial of service

A vulnerability was found in Cisco Wireless LAN Controller up to 8.2/8.5/8.8 (Wireless LAN Software). It has been declared as problematic. Affected by this vulnerability is a code block of the component IAPP Message Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. As an impact it is known to affect availability.

The weakness was released 04/18/2019 as cisco-sa-20190417-wlc-iapp as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2019-1796 since 12/06/2018. The attack needs to be done within the local network. The exploitation doesn't need any form of authentication. 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 04/18/2019).

Upgrading to version 8.2.170.0, 8.5.150.0 or 8.8.100.0 eliminates this vulnerability.

Entries connected to this vulnerability are available at 133803 and 133804.

Product

Vendor

Name

CPE 2.3

CPE 2.2

CVSSv3

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2

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

Exploiting

Class: Denial of service (CWE-404)
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

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

Countermeasures

Recommended: Upgrade
Status: 🔍
0-Day Time: 🔒

Upgrade: Wireless LAN Controller 8.2.170.0/8.5.150.0/8.8.100.0

Timeline

12/06/2018 CVE assigned
04/18/2019 Advisory disclosed
04/18/2019 VulDB entry created
04/18/2019 VulDB last update

Sources

Advisory: cisco-sa-20190417-wlc-iapp
Status: Confirmed

CVE: CVE-2019-1796 (🔒)
See also: 🔒

Entry

Created: 04/18/2019 08:23 PM
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 184

x

Événements SSI