The DynamicMetadataProvider class in saml/saml2/metadata/impl/DynamicMetadataProvider.cpp in OpenSAML-C in OpenSAML before 2.6.1 fails to…

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.

Scores

EPSS (exploitation in 30 days)

1.4% · top 27% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.

Weakness

• n/a
• CWE-347 (opens in a new tab)All about CWE-347 and its CVEs

Affected products

• n/a

  • affected n/a

References (6)

• DSA-4039 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• https://bugs.debian.org/881856 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 101898 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://git.shibboleth.net/view/?p=cpp-opensaml.git%3Ba=commit%3Bh=6182b0acf2df670e75423c2ed7afe6950ef11c9d (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://shibboleth.net/community/advisories/secadv_20171115.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• [debian-lts-announce] 20171118 [SECURITY] [DLA 1178-1] opensaml2 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2017-16853](https://trackcve.app/badge/CVE-2017-16853.svg)](https://trackcve.app/cve/CVE-2017-16853)

Record last updated 5 Aug 2024, 20:35 UTC.