CVE-2018-11776 KEV EXPLOIT
8.1
HIGH · CVSS 3.1 · EPSS 100% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2022-05-03.
Description
Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when alwaysSelectFullNamespace is true (either by user or a plugin like Convention Plugin) and then: results are used with no namespace and in same time, its upper package have no or wildcard namespace and similar to results, same possibility when using url tag which doesn't have value and action set and in same time, its upper package have no or wildcard namespace.
Scoring
| CVSS | 8.1 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 99.99% — more likely to be exploited than 100% of all CVEs |
| On CISA KEV | yes — remediate by 2022-05-03 |
| Public exploit | yes |
| Published | 2018-08-22 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Apache Struts Remote Code Execution Vulnerability |
|---|---|
| Added | 2021-11-03 |
| Due | 2022-05-03 |
| Vendor / product | Apache / Struts |
| Ransomware use | none reported |
Affected (8)
| Vendor | Product |
|---|---|
| apache | struts |
| netapp | active iq unified manager |
| netapp | oncommand insight |
| netapp | oncommand workflow automation |
| netapp | snapcenter |
| oracle | communications policy management |
| oracle | enterprise manager base platform |
| oracle | mysql enterprise monitor |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Apache Struts 2 - Namespace Redirect OGNL Injection (Metasploit) | 2018-09-10 |
| exploit-db | Apache Struts 2.3 < 2.3.34 / 2.5 < 2.5.16 - Remote Code Execution (1) | 2018-08-26 |
| exploit-db | Apache Struts 2.3 < 2.3.34 / 2.5 < 2.5.16 - Remote Code Execution (2) | 2018-08-25 |
References
- http://packetstormsecurity.com/files/172830/Apache-Struts-Remote-Code-Execution.html
- http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-005.txt
- http://www.oracle.com/technetwork/security-advisory/alert-cve-2018-11776-5072787.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.securityfocus.com/bid/105125
- http://www.securitytracker.com/id/1041547
- http://www.securitytracker.com/id/1041888
- https://cwiki.apache.org/confluence/display/WW/S2-057
- https://github.com/hook-s3c/CVE-2018-11776-Python-PoC
- https://lgtm.com/blog/apache_struts_CVE-2018-11776
- https://lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3cc92ed0c%40%3Cannounce.apache.org%3E
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0012
- https://security.netapp.com/advisory/ntap-20180822-0001/
- https://security.netapp.com/advisory/ntap-20181018-0002/
- https://www.exploit-db.com/exploits/45260/
- https://www.exploit-db.com/exploits/45262/
- https://www.exploit-db.com/exploits/45367/
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- http://packetstormsecurity.com/files/172830/Apache-Struts-Remote-Code-Execution.html
→ the Explorer · watch your stack · NVD