CVE-2017-3156
It was found that Apache CXF OAuth2 Hawk and JOSE MAC Validation code is not using a constant time MAC signature comparison algorithm which may be exploited by some sophisticated timing attacks. It may only affect OAuth2 Hawk or JWT access tokens or JOSE JWS/JWE interceptors which depend on HMAC secret key algorithms.
Find out more about CVE-2017-3156 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v3 metrics
| CVSS3 Base Score | 5.3 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity Impact | None |
| Availability Impact | None |
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss A-MQ 6.3 | RHSA-2017:1832 | 2017-08-10 |
| Red Hat JBoss Fuse 6.3 | RHSA-2017:1832 | 2017-08-10 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Single Sign-On 7 | cxf | Will not fix |
| Red Hat OpenShift Enterprise 2 | cxf | Will not fix |
| Red Hat JBoss Portal Platform 6 | cxf | Will not fix |
| Red Hat JBoss Operations Network 3 | cxf | Will not fix |
| Red Hat JBoss Fuse Service Works 6.0.0 | cxf | Not affected |
| Red Hat JBoss Enterprise SOA Platform 5 | cxf | Not affected |
| Red Hat JBoss EAP 7 | cxf | Will not fix |
| Red Hat JBoss EAP 6 | cxf | Will not fix |
| Red Hat JBoss EAP 5 | cxf | Will not fix |
| Red Hat JBoss Data Virtualization 6 | cxf | Not affected |
| Red Hat JBoss Data Grid 6 | cxf | Will not fix |
| Red Hat JBoss BRMS 6 | cxf | Not affected |
| Red Hat JBoss BRMS 5 | cxf | Not affected |
| Red Hat JBoss BPMS 6 | cxf | Not affected |