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mercredi 9 janvier 2019

Cisco Email Security Appliance Email Message Filter CPU Exhaustion denial of service

A vulnerability has been found in Cisco Email Security Appliance (affected version unknown) and classified as problematic. Affected by this vulnerability is a functionality of the component Email Message Filter. The manipulation with an unknown input leads to a denial of service vulnerability (CPU Exhaustion). The CWE definition for the vulnerability is CWE-400. As an impact it is known to affect availability.

The weakness was released 01/10/2019 as cisco-sa-20190109-esa-url-dos as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2018-15460 since 08/17/2018. The attack can be launched remotely. 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 $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.

Entries connected to this vulnerability are available at 128997.

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 / CPU Exhaustion (CWE-400)
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-url-dos
Status: Confirmed

CVE: CVE-2018-15460 (🔒)
See also: 🔒

Entry

Created: 01/11/2019
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 150

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