National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7957 Detail

Current Description

XStream through 1.4.9, when a certain denyTypes workaround is not used, mishandles attempts to create an instance of the primitive type 'void' during unmarshalling, leading to a remote application crash, as demonstrated by an xstream.fromXML("<void/>") call.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.debian.org/security/2017/dsa-3841 Third Party Advisory
http://www.securityfocus.com/bid/100687 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039499 Third Party Advisory VDB Entry
http://x-stream.github.io/CVE-2017-7957.html Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:1832 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2888 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2889 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/125800 Third Party Advisory VDB Entry
https://www-prd-trops.events.ibm.com/node/715749 Permissions Required

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:xstream_project:xstream:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.4.9

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

9 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7957
NVD Published Date:
04/29/2017
NVD Last Modified:
03/26/2019