opensaml: The DynamicMetadataProvider class does not perform various security checks
Published Nov 16, 2017
8.1
HIGHCVSS 3.0
EPSS 1.40%
Description
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.
Affected products
No data.
Configuration 1
- < 2.6.1
Configuration 2
- 8.0
- 9.0
No data.
Red Hat JBoss Data Grid 6
opensaml
Not affected
Red Hat JBoss Data Virtualization 6
opensaml
Not affected
Red Hat JBoss Enterprise Application Platform 6
opensaml
Not affected
Red Hat JBoss Enterprise Application Platform 7
opensaml-core
Not affected
Red Hat JBoss Fuse Service Works 6
opensaml
Not affected
Red Hat JBoss Operations Network 3
opensaml
Not affected
Red Hat JBoss Portal 6
opensaml
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat JBoss Data Grid 6 | opensaml | Not affected | n/a |
| Red Hat JBoss Data Virtualization 6 | opensaml | Not affected | n/a |
| Red Hat JBoss Enterprise Application Platform 6 | opensaml | Not affected | n/a |
| Red Hat JBoss Enterprise Application Platform 7 | opensaml-core | Not affected | n/a |
| Red Hat JBoss Fuse Service Works 6 | opensaml | Not affected | n/a |
| Red Hat JBoss Operations Network 3 | opensaml | Not affected | n/a |
| Red Hat JBoss Portal 6 | opensaml | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.40% (0.01398) | 71.45th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.40% (0.01398) | 71.23th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.99% (0.00990) | 83.72th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.99% (0.00990) | 81.78th | v3 (v2023.03.01) |
| Sep 3, 2023 | 1.00% (0.00998) | 81.72th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.71% (0.01713) | 85.84th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.45% (0.01454) | 32.67th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.45% (0.01454) | 0.00th | v1 |
References (10)
- http://www.securityfocus.com/bid/101898 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2017-16853 Vendor Advisory
- https://bugs.debian.org/881856 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1518584 Issue Tracking
- https://git.shibboleth.net/view/?p=cpp-opensaml.git%3Ba=commit%3Bh=6182b0acf2df670e75423c2ed7afe6950ef11c9d x_refsource_CONFIRM
- https://lists.debian.org/debian-lts-announce/2017/11/msg00024.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2017-16853
- https://shibboleth.net/community/advisories/secadv_20171115.txt x_refsource_CONFIRMIssue TrackingVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-16853
- https://www.debian.org/security/2017/dsa-4039 vendor-advisoryx_refsource_DEBIANIssue TrackingThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/101898 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2017-16853 | Vendor Advisory | |
| https://bugs.debian.org/881856 | x_refsource_CONFIRMIssue TrackingThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1518584 | Issue Tracking | |
| https://git.shibboleth.net/view/?p=cpp-opensaml.git%3Ba=commit%3Bh=6182b0acf2df670e75423c2ed7afe6950ef11c9d | x_refsource_CONFIRM | |
| https://lists.debian.org/debian-lts-announce/2017/11/msg00024.html | mailing-listx_refsource_MLIST | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-16853 | ||
| https://shibboleth.net/community/advisories/secadv_20171115.txt | x_refsource_CONFIRMIssue TrackingVendor Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2017-16853 | ||
| https://www.debian.org/security/2017/dsa-4039 | vendor-advisoryx_refsource_DEBIANIssue TrackingThird Party Advisory |
Change history (0)
No recorded changes yet.