Vulnerability Details : CVE-2018-1327
The Apache Struts REST Plugin is using XStream library which is vulnerable and allow perform a DoS attack when using a malicious request with specially crafted XML payload. Upgrade to the Apache Struts version 2.5.16 and switch to an optional Jackson XML handler as described here http://struts.apache.org/plugins/rest/#custom-contenttypehandlers. Another option is to implement a custom XML handler based on the Jackson XML handler from the Apache Struts 2.5.16.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2018-1327
Probability of exploitation activity in the next 30 days: 1.48%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 85 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-1327
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
References for CVE-2018-1327
-
http://www.securitytracker.com/id/1040575
Apache Struts REST Plugin XStream XML Processing Bug Lets Remote Users Deny Service - SecurityTrackerThird Party Advisory;VDB Entry
-
https://security.netapp.com/advisory/ntap-20180330-0001/
CVE-2018-1327 Apache Struts Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
http://www.securityfocus.com/bid/103516
Apache Struts CVE-2018-1327 Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://cwiki.apache.org/confluence/display/WW/S2-056
S2-056 - DEPRECATED: Apache Struts 2 Documentation - Apache Software FoundationIssue Tracking;Third Party Advisory
- https://lists.apache.org/thread.html/r02c2d634fa74209d941c90f9a4cd36a6f12366ca65f9b90446ff2de3@%3Cissues.struts.apache.org%3E
- https://lists.apache.org/thread.html/rf482c101a88445d73cc2e89dbf7f16ae00a4aa79a544a1e72b2326db@%3Cissues.struts.apache.org%3E
-
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
CPU July 2018Patch;Third Party Advisory
Products affected by CVE-2018-1327
- cpe:2.3:a:apache:struts:*:*:*:*:*:*:*:*