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

mercredi 17 octobre 2018

Xpdf 4.00 PDF File Stream.cc DCTStream::getBlock denial of service

A vulnerability was found in Xpdf 4.00. It has been rated as problematic. This issue affects the function DCTStream::getBlock of the file Stream.cc of the component PDF File Handler. The manipulation with an unknown input leads to a denial of service vulnerability (NULL Pointer Dereference). Using CWE to declare the problem leads to CWE-476. Impacted is availability.

The weakness was disclosed 10/18/2018. The identification of this vulnerability is CVE-2018-18459 since 10/18/2018. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/18/2018).

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

The entries 125743, 125744, 125745 and 125746 are pretty similar.

CPE

CVSSv3

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

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

CVSSv2

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

Exploiting

Class: Denial of service / NULL Pointer Dereference (CWE-476)
Local: No
Remote: Yes

Availability: No

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

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

Countermeasures

Recommended: no mitigation known
0-Day Time: 🔒

Timeline

10/18/2018 Advisory disclosed
10/18/2018 CVE assigned
10/18/2018 VulDB entry created
10/18/2018 VulDB last update

Sources

CVE: CVE-2018-18459 (🔒)
See also: 🔒

Entry

Created: 10/18/2018
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 330

x

Événements SSI