CVE-2016-4438 — CRITICAL (9.8)

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Apache	Struts	2.3.20

Related Weaknesses (CWE)

CWE-20

References

http://jvn.jp/en/jp/JVN07710476/index.htmlVendor Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110VDB EntryVendor Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.securityfocus.com/bid/91275Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1348238Issue TrackingThird Party AdvisoryVDB Entry
https://struts.apache.org/docs/s2-037.htmlVendor Advisory
http://jvn.jp/en/jp/JVN07710476/index.htmlVendor Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110VDB EntryVendor Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.securityfocus.com/bid/91275Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1348238Issue TrackingThird Party AdvisoryVDB Entry
https://struts.apache.org/docs/s2-037.htmlVendor Advisory

FAQ

What is CVE-2016-4438?

CVE-2016-4438 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

How severe is CVE-2016-4438?

CVE-2016-4438 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2016-4438?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Struts.