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CVE-2017-7957

HIGH
7.5
CVSS Score
Published: April 29, 2017 at 07:00 PM UTC
Updated: October 8, 2026 at 09:17 PM UTC
4 products affected across 3 vendorsDebian LinuxFuseXstream

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Severity
HIGH7.5
Exploit prediction
EPSS 5%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (9)

Vendor Advisoryx_refsource_DEBIANMailing ListThird Party Advisory
Source: [email protected]
http://www.debian.org/security/2017/dsa-3841
VDB Entryx_refsource_BIDBroken LinkThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/100687
VDB Entryx_refsource_SECTRACKBroken LinkThird Party Advisory
Source: [email protected]
http://www.securitytracker.com/id/1039499
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
http://x-stream.github.io/CVE-2017-7957.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2017:1832
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2017:2888
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2017:2889
VDB Entryx_refsource_XFThird Party Advisory
Source: [email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/125800

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-20

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