Improper input validation in Apache Struts
Priority CRITICAL 100Exploited in the wildCWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.
Summary
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.
Why it matters now
Exploitation Active In CISA KEV since 2022-02-10CISA due date 2022-08-10
EPSS 0.98908 99th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Active
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apache | Apache Struts | 2.1.x series; 2.3.x series | — | No fix listed | CNA |
| — | org.apache.struts:struts2-struts1-plugin (Maven) | up to 2.3.37 | — | No fix listed | GHSA-29rm-6752-gvwv |
- Apache Struts VendorApache Affected 2.1.x series; 2.3.x series Fixed in — No fix listed CNA
- org.apache.struts:struts2-struts1-plugin (Maven) Vendor— Affected up to 2.3.37 Fixed in — No fix listed GHSA-29rm-6752-gvwv
CPE configurations NVD · 33
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apache:struts:2.3.1:*:*:*:*:*:*:* | 2.3.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.1.1:*:*:*:*:*:*:* | 2.3.1.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.1.2:*:*:*:*:*:*:* | 2.3.1.2 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.3:*:*:*:*:*:*:* | 2.3.3 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.4:*:*:*:*:*:*:* | 2.3.4 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.4.1:*:*:*:*:*:*:* | 2.3.4.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.7:*:*:*:*:*:*:* | 2.3.7 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.8:*:*:*:*:*:*:* | 2.3.8 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.12:*:*:*:*:*:*:* | 2.3.12 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.14:*:*:*:*:*:*:* | 2.3.14 | Vulnerable | Apache |
- cpe:2.3:a:apache:struts:2.3.1:*:*:*:*:*:*:* Versions 2.3.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.1.1:*:*:*:*:*:*:* Versions 2.3.1.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.1.2:*:*:*:*:*:*:* Versions 2.3.1.2 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.3:*:*:*:*:*:*:* Versions 2.3.3 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.4:*:*:*:*:*:*:* Versions 2.3.4 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.4.1:*:*:*:*:*:*:* Versions 2.3.4.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.7:*:*:*:*:*:*:* Versions 2.3.7 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.8:*:*:*:*:*:*:* Versions 2.3.8 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.12:*:*:*:*:*:*:* Versions 2.3.12 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.14:*:*:*:*:*:*:* Versions 2.3.14 Vulnerable ·Apache
Show 23 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apache:struts:2.3.14.1:*:*:*:*:*:*:* | 2.3.14.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.14.2:*:*:*:*:*:*:* | 2.3.14.2 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.14.3:*:*:*:*:*:*:* | 2.3.14.3 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.15:*:*:*:*:*:*:* | 2.3.15 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.15.1:*:*:*:*:*:*:* | 2.3.15.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.15.2:*:*:*:*:*:*:* | 2.3.15.2 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.15.3:*:*:*:*:*:*:* | 2.3.15.3 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.16:*:*:*:*:*:*:* | 2.3.16 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.16.1:*:*:*:*:*:*:* | 2.3.16.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.16.2:*:*:*:*:*:*:* | 2.3.16.2 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.16.3:*:*:*:*:*:*:* | 2.3.16.3 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.20:*:*:*:*:*:*:* | 2.3.20 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.20.1:*:*:*:*:*:*:* | 2.3.20.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.20.3:*:*:*:*:*:*:* | 2.3.20.3 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.24:*:*:*:*:*:*:* | 2.3.24 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.24.1:*:*:*:*:*:*:* | 2.3.24.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.24.3:*:*:*:*:*:*:* | 2.3.24.3 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.28:*:*:*:*:*:*:* | 2.3.28 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.28.1:*:*:*:*:*:*:* | 2.3.28.1 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.29:*:*:*:*:*:*:* | 2.3.29 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.30:*:*:*:*:*:*:* | 2.3.30 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.31:*:*:*:*:*:*:* | 2.3.31 | Vulnerable | Apache |
| cpe:2.3:a:apache:struts:2.3.32:*:*:*:*:*:*:* | 2.3.32 | Vulnerable | Apache |
- cpe:2.3:a:apache:struts:2.3.14.1:*:*:*:*:*:*:* Versions 2.3.14.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.14.2:*:*:*:*:*:*:* Versions 2.3.14.2 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.14.3:*:*:*:*:*:*:* Versions 2.3.14.3 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.15:*:*:*:*:*:*:* Versions 2.3.15 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.15.1:*:*:*:*:*:*:* Versions 2.3.15.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.15.2:*:*:*:*:*:*:* Versions 2.3.15.2 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.15.3:*:*:*:*:*:*:* Versions 2.3.15.3 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.16:*:*:*:*:*:*:* Versions 2.3.16 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.16.1:*:*:*:*:*:*:* Versions 2.3.16.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.16.2:*:*:*:*:*:*:* Versions 2.3.16.2 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.16.3:*:*:*:*:*:*:* Versions 2.3.16.3 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.20:*:*:*:*:*:*:* Versions 2.3.20 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.20.1:*:*:*:*:*:*:* Versions 2.3.20.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.20.3:*:*:*:*:*:*:* Versions 2.3.20.3 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.24:*:*:*:*:*:*:* Versions 2.3.24 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.24.1:*:*:*:*:*:*:* Versions 2.3.24.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.24.3:*:*:*:*:*:*:* Versions 2.3.24.3 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.28:*:*:*:*:*:*:* Versions 2.3.28 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.28.1:*:*:*:*:*:*:* Versions 2.3.28.1 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.29:*:*:*:*:*:*:* Versions 2.3.29 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.30:*:*:*:*:*:*:* Versions 2.3.30 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.31:*:*:*:*:*:*:* Versions 2.3.31 Vulnerable ·Apache
- cpe:2.3:a:apache:struts:2.3.32:*:*:*:*:*:*:* Versions 2.3.32 Vulnerable ·Apache
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 1 product
- Red Hat JBoss Fuse Service Works 6
Timeline
- 2022-02-10 Added to CISA KEV
- 2026-10-02 Threatist record created from CVE-2017-9791
- 2026-10-03 Alias added: GHSA-29rm-6752-gvwv
References
Advisory 3
Other 5
- https://github.com/apache/struts/commit/ffe0e20edd9d5386f4410fddd970286a69373243
- https://security.netapp.com/advisory/ntap-20180706-0002
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-9791
- https://www.exploit-db.com/exploits/42324
- https://www.exploit-db.com/exploits/44643
More Apache Struts vulnerabilities
- TI-2020-13278 Expression language injection in Apache Struts KEVCVSS 3.1CRITICAL 9.8
- TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
- TI-2013-02013 Apache Struts 2.0.0 through 2.3.15 allows remote attackers to execute arbitrary OGNL… KEVCVSS 3.1CRITICAL 9.8
- TI-2012-00357 The ExceptionDelegator component in Apache Struts before 2.2.3.1 interprets parameter… KEVCVSS 3.1CRITICAL 9.8
- TI-2018-08433 Improper input validation in Apache Struts KEVCVSS 3.1HIGH 8.1
- TI-2017-07185 Deserialization of untrusted data in Apache Struts KEVCVSS 3.1HIGH 8.1
Sources
- CVE-2017-9791 · CVE Program
- CVE-2017-9791 · NVD
- CISA Known Exploited Vulnerabilities
- FIRST EPSS
- GHSA-29rm-6752-gvwv · GitHub Advisory Database · CC BY 4.0
- CVE-2017-9791 · Red Hat security data · CC BY 4.0
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