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 readRow() memory corruption

A vulnerability, which was classified as critical, was found in Xpdf 4.00. Affected is the function CCITTFaxStream::readRow() of the file Stream.cc of the component PDF File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability (Heap-based). CWE is classifying the issue as CWE-122. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 10/18/2018. This vulnerability is traded as CVE-2018-18454 since 10/18/2018. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of 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: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: ≈6.3
VulDB Temp Score: ≈6.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2

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

Exploiting

Class: Memory corruption / Heap-based (CWE-122)
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-2018-18454 (🔒)
See also: 🔒

Entry

Created: 10/18/2018
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 362

x

Événements SSI