CVE-2016-4438
What it is
The REST plugin in Apache Struts 2 2.3.19 through 2.3.28.1 allows remote attackers to execute arbitrary code via a crafted expression.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 16.7% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 16.7% in the next 30 days (EPSS).
- Severity: 9.8 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 16.7% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Modified
Affected
- Apache Struts 2.3.20
- Apache Struts 2.3.20.1
- Apache Struts 2.3.20.3
- Apache Struts 2.3.24
- Apache Struts 2.3.24.1
- Apache Struts 2.3.24.3
- Apache Struts 2.3.28
Attack profile CVSS 3.0 · 9.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-4438.md and follow it. Check whether this project is affected by CVE-2016-4438. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://jvn.jp/en/jp/JVN07710476/index.html
- http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110
- https://struts.apache.org/docs/s2-037.html
- http://jvn.jp/en/jp/JVN07710476/index.html
- http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110
- https://struts.apache.org/docs/s2-037.html
References
- http://jvn.jp/en/jp/JVN07710476/index.html
- http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
- http://www.securityfocus.com/bid/91275
- https://bugzilla.redhat.com/show_bug.cgi?id=1348238
- https://struts.apache.org/docs/s2-037.html
- http://jvn.jp/en/jp/JVN07710476/index.html
- http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
- http://www.securityfocus.com/bid/91275
- https://bugzilla.redhat.com/show_bug.cgi?id=1348238
- https://struts.apache.org/docs/s2-037.html