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Fencer Intel
high 7.5

CVE-2017-7957 json

Denial of service in XStream

published 2017-04-29 9 y ago modified 2026-10-08 31 d ago also GHSA-7hwc-46rm-65jh , EUVD-2020-0471

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.9%
EPSS 4.9% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

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.

Patch / fix

  • maven com.thoughtworks.xstream:xstream 1.4.10
  • libxstream-java Debian 14, Debian 13, Debian 12 1.4.9-2

debian advisories DEBIAN-CVE-2017-7957

  • libxstream-java Ubuntu 14.04 LTS 1.4.7-1ubuntu0.1
  • libxstream-java Ubuntu 16.04 LTS 1.4.8-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2017-7957

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • guava Manager Server 3.2 27.0.1-3.3.3
  • smdba Manager Server 3.2 1.6.4-0.3.9.3
  • drools Manager Server 3.2 7.17.0-3.3.3
  • jade4j Manager Server 3.2 1.0.7-3.3.3
  • cobbler Manager Server 3.2 2.6.6-6.16.3
  • kie-api Manager Server 3.2 7.17.0-3.3.3
  • xstream Manager Server 3.2 1.4.10-4.3.3
  • kie-soup Manager Server 3.2 7.17.0.Final-2.3.3

suse advisories SUSE-RU-2019:1006-1SUSE-SU-2019:1006-1SUSE-SU-2017:3390-1SUSE-SU-2017:3389-1

  • xstream openSUSE Tumbleweed 1.4.18-1.1

opensuse advisories openSUSE-SU-2024:10592-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-7957 updated cvss 5.9

XStream: DoS when unmarshalling void type

  • Red Hat BPM Suite 6 xstream Red Hat Enterprise Linux 7 xstream, xstream-javadoc Red Hat JBoss A-MQ 6 camel
    affected: no fix available
  • Red Hat JBoss Data Grid 6 xstream
    affected: no fix planned “Will not fix”
  • Red Hat JBoss Data Grid 7 xstream
    affected: no fix available
  • Red Hat JBoss Fuse Service Works 6 xstream Red Hat JBoss Portal 6 xstream Red Hat JBoss SOA Platform 5 xstream
    affected: no fix planned “Will not fix”
  • Red Hat Single Sign-On 7 rh-sso7-keycloak rh-sso7-keycloak
    affected: no fix available
  • Red Hat Enterprise Virtualization 3 jasperreports-server-pro
    under investigation
  • Red Hat JBoss A-MQ 6.3
    fixed: vendor fix RHSA-2017:1832
  • Red Hat JBoss BPMS 6.4
    fixed: vendor fix RHSA-2017:2889
show 3 more
  • Red Hat JBoss BRMS 6.4
    fixed: vendor fix RHSA-2017:2888
  • Red Hat JBoss Fuse 6.3
    fixed: vendor fix RHSA-2017:1832
  • Red Hat OpenShift Enterprise 2 xstream Red Hat Satellite 6 xstream
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
32 d ago

Exploit prediction

4.93% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
GitHub 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
maven com.thoughtworks.xstream:xstream
<1.4.10
1.4.10

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.