It was found that Freemarker in Struts would permit using read-only properties in value assignment of tag expressions. An attacker could use this to execute arbitrary code.
Find out more about CVE-2017-12611 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue did not affect any of the Red Hat products as they did not include the Apache Struts 2 package. Furthermore, Red Hat Enterprise Linux versions 6 and 7 do not ship any Struts packages.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 8.1 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack Vector | Network |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | High |
| Availability Impact | High |
| Platform | Package | State |
|---|---|---|
| Red Hat Satellite 5 | struts | Not affected |
| Red Hat JBoss Operations Network 3 | struts | Not affected |
| Red Hat JBoss Fuse Service Works 6 | struts | Not affected |
| Red Hat JBoss Data Virtualization 6 | struts | Not affected |
| Red Hat Enterprise Linux 5 | struts | Not affected |
Vulmon