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CVE
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CVE-2017-16853Date: (C)2017-11-22   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 8.1CVSS Score : 6.8
Exploit Score: 2.2Exploit Score: 8.6
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: HIGHAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-101898
DSA-4039
https://lists.debian.org/debian-lts-announce/2017/11/msg00024.html
https://bugs.debian.org/881856
https://git.shibboleth.net/view/?p=cpp-opensaml.git%3Ba=commit%3Bh=6182b0acf2df670e75423c2ed7afe6950ef11c9d
https://shibboleth.net/community/advisories/secadv_20171115.txt

CPE    2
cpe:/o:debian:debian_linux:9.0
cpe:/o:debian:debian_linux:8.0
CWE    1
CWE-347
OVAL    3
oval:org.secpod.oval:def:89044892
oval:org.secpod.oval:def:53187
oval:org.secpod.oval:def:603175

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