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Sources : US Cert, Cert EU, Cert FR, Cnil, VulDB.

jeudi 21 février 2019

Linux Kernel up to 4.20.4 ipmi_msghandler.c memory corruption

A vulnerability classified as critical was found in Linux Kernel up to 4.20.4 (Operating System). This vulnerability affects the functionality of the file drivers/char/ipmi/ipmi_msghandler.c. The manipulation with an unknown input leads to a memory corruption vulnerability (Use-After-Free). The CWE definition for the vulnerability is CWE-416. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 02/22/2019. This vulnerability was named CVE-2019-9003 since 02/22/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 02/23/2019).

Upgrading to version 4.20.5 eliminates this vulnerability.

The issues 131100 are related to this entry.

CPE

CVSSv3

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CVSSv2

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

NVD Base Score: 🔒

Exploiting

Class: Memory corruption / Use-After-Free (CWE-416)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

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

Countermeasures

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

Upgrade: Kernel 4.20.5

Timeline

02/22/2019 Advisory disclosed
02/22/2019 CVE assigned
02/23/2019 VulDB entry created
02/23/2019 VulDB last update

Sources

CVE: CVE-2019-9003 (🔒)
See also: 🔒

Entry

Created: 02/23/2019
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 166

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