CVE-2017-9791

9.8 CRITICAL CISA KEV - Actively Exploited

Published: July 10, 2017 Modified: October 22, 2025

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://struts.apache.org/docs/s2-048.html

Source: security@apache.org

Mitigation Vendor Advisory

http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html

Source: security@apache.org

Patch Third Party Advisory

http://www.securityfocus.com/bid/99484

Source: security@apache.org

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1038838

Source: security@apache.org

Third Party Advisory VDB Entry

https://security.netapp.com/advisory/ntap-20180706-0002/

Source: security@apache.org

Third Party Advisory

https://www.exploit-db.com/exploits/42324/

Source: security@apache.org

Third Party Advisory VDB Entry

https://www.exploit-db.com/exploits/44643/

Source: security@apache.org

Third Party Advisory VDB Entry

http://struts.apache.org/docs/s2-048.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mitigation Vendor Advisory

http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Third Party Advisory

http://www.securityfocus.com/bid/99484

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1038838

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://security.netapp.com/advisory/ntap-20180706-0002/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.exploit-db.com/exploits/42324/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://www.exploit-db.com/exploits/44643/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-9791

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

15 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

94.2%

100th percentile

Exploitation Status

Actively Exploited

Remediation due: 2022-08-10

Weaknesses (CWE)

CWE-20 CWE-20

Affected Vendors

apache

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