It was found that the AJP connector in undertow, as shipped in Jboss EAP 7.1.0.GA, does not use the ALLOW_ENCODED_SLASH option and thus allow the the slash / anti-slash characters encoded in the url which may lead to path traversal and result in the information disclosure of arbitrary local files.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-1048 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 8.6 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Changed |
| Confidentiality | High |
| Integrity Impact | None |
| Availability Impact | None |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 7 Server | RHSA-2018:0480 | 2018-03-12 |
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 7 Server (eap7-jboss-ec2-eap) | RHSA-2018:0481 | 2018-03-12 |
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 6 Server (eap7-jboss-ec2-eap) | RHSA-2018:0481 | 2018-03-12 |
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 6 Server | RHSA-2018:0479 | 2018-03-12 |
| Red Hat JBoss EAP 7 | RHSA-2018:0478 | 2018-03-12 |
| Platform | Package | State |
|---|---|---|
| Red Hat JBoss Fuse 7 | Karaf | Will not fix |
| Red Hat JBoss Fuse 6 | Karaf | Will not fix |
Vulmon