CVE-2017-16853
Published: 16 November 2017
The DynamicMetadataProvider class in saml/saml2/metadata/impl/DynamicMetadataProvider.cpp in OpenSAML-C in OpenSAML before 2.6.1 fails to properly configure itself with the MetadataFilter plugins and does not perform critical security checks such as signature verification, enforcement of validity periods, and other checks specific to deployments, aka CPPOST-105.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
opensaml2 Launchpad, Ubuntu, Debian |
artful |
Released
(2.6.0-4+deb9u1build0.17.10.1)
|
| bionic |
Not vulnerable
(2.6.1-1)
|
|
| cosmic |
Not vulnerable
(2.6.1-1)
|
|
| trusty |
Released
(2.5.3-2+deb8u2build0.14.04.1)
|
|
| upstream |
Released
(2.6.1-1)
|
|
| xenial |
Released
(2.5.5-1ubuntu0.1)
|
|
| zesty |
Released
(2.6.0-4+deb9u1build0.17.04.1)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.1 |
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |