CVE-2017-9791
Summary
| CVE | CVE-2017-9791 |
|---|---|
| State | PUBLISHED |
| Assigner | apache |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-07-10 16:29:00 UTC |
| Updated | 2026-04-21 16:59:33 UTC |
| Description | The Struts 1 plugin in Apache Struts 2.1.x and 2.3.x might allow remote code execution via a malicious field value passed in a raw message to the ActionMessage. |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.989310000 probability, percentile 0.999220000 (date 2026-06-23)
CISA KEV: Listed on 2022-02-10; due 2022-08-10; ransomware use Unknown
Problem Types: CWE-20 | Remote Code Execution | CWE-20 CWE-20 Improper Input Validation
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | ADP | DECLARED | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:L/Au:N/C:P/I:P/A:P
CISA Known Exploited Vulnerability
| Vendor | Apache |
|---|---|
| Product | Struts 1 |
| Name | Apache Struts 1 Improper Input Validation Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://nvd.nist.gov/vuln/detail/CVE-2017-9791 |
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Apache | Struts | 2.3.1 | All | All | All |
| Application | Apache | Struts | 2.3.1.1 | All | All | All |
| Application | Apache | Struts | 2.3.1.2 | All | All | All |
| Application | Apache | Struts | 2.3.12 | All | All | All |
| Application | Apache | Struts | 2.3.14 | All | All | All |
| Application | Apache | Struts | 2.3.14.1 | All | All | All |
| Application | Apache | Struts | 2.3.14.2 | All | All | All |
| Application | Apache | Struts | 2.3.14.3 | All | All | All |
| Application | Apache | Struts | 2.3.15 | All | All | All |
| Application | Apache | Struts | 2.3.15.1 | All | All | All |
| Application | Apache | Struts | 2.3.15.2 | All | All | All |
| Application | Apache | Struts | 2.3.15.3 | All | All | All |
| Application | Apache | Struts | 2.3.16 | All | All | All |
| Application | Apache | Struts | 2.3.16.1 | All | All | All |
| Application | Apache | Struts | 2.3.16.2 | All | All | All |
| Application | Apache | Struts | 2.3.16.3 | All | All | All |
| Application | Apache | Struts | 2.3.20 | All | All | All |
| Application | Apache | Struts | 2.3.20.1 | All | All | All |
| Application | Apache | Struts | 2.3.20.3 | All | All | All |
| Application | Apache | Struts | 2.3.24 | All | All | All |
| Application | Apache | Struts | 2.3.24.1 | All | All | All |
| Application | Apache | Struts | 2.3.24.3 | All | All | All |
| Application | Apache | Struts | 2.3.28 | All | All | All |
| Application | Apache | Struts | 2.3.28.1 | All | All | All |
| Application | Apache | Struts | 2.3.29 | All | All | All |
| Application | Apache | Struts | 2.3.3 | All | All | All |
| Application | Apache | Struts | 2.3.30 | All | All | All |
| Application | Apache | Struts | 2.3.31 | All | All | All |
| Application | Apache | Struts | 2.3.32 | All | All | All |
| Application | Apache | Struts | 2.3.4 | All | All | All |
| Application | Apache | Struts | 2.3.4.1 | All | All | All |
| Application | Apache | Struts | 2.3.7 | All | All | All |
| Application | Apache | Struts | 2.3.8 | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Apache Software Foundation | Apache Struts | affected 2.1.x series | Not specified |
| CNA | Apache Software Foundation | Apache Struts | affected 2.3.x series | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Apache Struts CVE-2017-9791 Remote Code Execution Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry, Broken Link |
| Oracle Security Alert CVE-2017-9805 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | Patch, Third Party Advisory |
| Apache Struts 2 - Struts 1 Plugin Showcase OGNL Code Execution (Metasploit) - Multiple remote Exploit | af854a3a-2127-422b-91ae-364da2661108 | www.exploit-db.com | Third Party Advisory, VDB Entry |
| www.cisa.gov/known-exploited-vulnerabilities-catalog | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | www.cisa.gov | US Government Resource |
| Apache Struts 2.3.x Showcase - Remote Code Execution - Multiple webapps Exploit | af854a3a-2127-422b-91ae-364da2661108 | www.exploit-db.com | Third Party Advisory, VDB Entry |
| S2-048 - Apache Struts 2 Documentation - Apache Software Foundation | af854a3a-2127-422b-91ae-364da2661108 | struts.apache.org | Mitigation, Vendor Advisory |
| July 2017 Apache Struts Vulnerabilities in NetApp Products | NetApp Product Security | af854a3a-2127-422b-91ae-364da2661108 | security.netapp.com | Third Party Advisory |
| Apache Struts Bug in 'Struts 1 Plugin' Lets Remote Users Execute Arbitrary Code on the Target System - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Third Party Advisory, VDB Entry, Broken Link |
| 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 |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| ADP | 2022-02-10T00:00:00.000Z | CVE-2017-9791 added to CISA KEV |
There are currently no legacy QID mappings associated with this CVE.