CVE-2017-9805

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Summary

CVECVE-2017-9805
StatePUBLISHED
Assignerapache
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-09-15 19:29:00 UTC
Updated2026-04-21 16:55:43 UTC
DescriptionThe REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads.

Risk And Classification

Primary CVSS: v3.1 8.1 HIGH from [email protected]

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.994610000 probability, percentile 0.999390000 (date 2026-07-21)

CISA KEV: Listed on 2021-11-03; due 2022-05-03; ransomware use Unknown

Problem Types: CWE-502 | RCE | CWE-502 CWE-502 Deserialization of Untrusted Data

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1ADPDECLARED8.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary8.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:M/Au:N/C:P/I:P/A:P

CISA Known Exploited Vulnerability

VendorApache
ProductStruts
NameApache Struts Deserialization of Untrusted Data Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2017-9805

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Apache Struts All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apache Software Foundation Apache Struts affected Apache Struts before 2.3.34 and 2.5.x before 2.5.13 Not specified

References

ReferenceSourceLinkTags
Apache Struts 2.5 < 2.5.12 - REST Plugin XStream Remote Code Execution af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
Using QL to find a remote code execution vulnerability in Apache Struts (CVE-2017-9805) - Blog - lgtm af854a3a-2127-422b-91ae-364da2661108 lgtm.com Broken Link
Oracle Security Alert CVE-2017-9805 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Third Party Advisory
Bug 1488482 – CVE-2017-9805 struts: RCE attack via REST plugin with XStream handler to deserialise XML requests af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Third Party Advisory, VDB Entry
Multiple Vulnerabilities in Apache Struts 2 Affecting Cisco Products: September 2017 af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Third Party Advisory
Apache Struts Statement on Equifax Security Breach : The Apache Software Foundation Blog af854a3a-2127-422b-91ae-364da2661108 blogs.apache.org Vendor Advisory
Apache Struts CVE-2017-9805 Remote Code Execution Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
Vulnerability Note VU#112992 - Apache Struts 2 framework REST plugin insecurely deserializes untrusted XML data af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
S2-052 - Apache Struts 2 Documentation - Apache Software Foundation af854a3a-2127-422b-91ae-364da2661108 cwiki.apache.org Mitigation, Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog 134c704f-9b21-4f2e-91b3-4a467353bcc0 www.cisa.gov US Government Resource
CVE-2017-9805 Apache Struts Vulnerability in Multiple NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Third Party Advisory
S2-052 - Apache Struts 2 Documentation - Apache Software Foundation af854a3a-2127-422b-91ae-364da2661108 struts.apache.org Mitigation, Vendor Advisory
Apache Struts REST Plugin XStream Deserialization Flaw Lets Remote Users Execute Arbitrary Code on the Target System - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link, Third Party Advisory, VDB Entry
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Additional Advisory Data

SourceTimeEvent
ADP2021-11-03T00:00:00.000ZCVE-2017-9805 added to CISA KEV

Legacy QID Mappings

  • 981081 Java (maven) Security Update for org.apache.struts:struts2-rest-plugin (GHSA-gg9m-fj3v-r58c)

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