CVE-2015-5372
The SAML 2.0 implementation in AdNovum nevisAuth 4.13.0.0 before 4.18.3.1, when using SAML POST-Binding, does not match all attributes of the X.509 certificate embedded in the assertion against the certificate from the identity provider (IdP), which…
Does this matter?
Lower severity and a low EPSS score (0.87%). Track it; it rarely justifies an emergency change on its own.
Description
The SAML 2.0 implementation in AdNovum nevisAuth 4.13.0.0 before 4.18.3.1, when using SAML POST-Binding, does not match all attributes of the X.509 certificate embedded in the assertion against the certificate from the identity provider (IdP), which allows remote attackers to inject arbitrary SAML assertions via a crafted certificate.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N
- EPSS
- 0.87% probability · 57th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- adnovum/nevisauth
- Source
- cve@mitre.org
References
- http://blog.csnc.ch/2015/09/saml-sp-authentication-bypass-vulnerability-in-nevisauth
- http://packetstormsecurity.com/files/133628/nevisAuth-Authentication-Bypass.html
- http://seclists.org/fulldisclosure/2015/Sep/87
- http://www.csnc.ch/misc/files/advisories/CVE-2015-5372_AdNovum_nevisAuth_Authentication_Bypass.txt
- http://www.securityfocus.com/archive/1/536508/100/0/threaded
- http://blog.csnc.ch/2015/09/saml-sp-authentication-bypass-vulnerability-in-nevisauth
- http://packetstormsecurity.com/files/133628/nevisAuth-Authentication-Bypass.html
- http://seclists.org/fulldisclosure/2015/Sep/87
- http://www.csnc.ch/misc/files/advisories/CVE-2015-5372_AdNovum_nevisAuth_Authentication_Bypass.txt
- http://www.securityfocus.com/archive/1/536508/100/0/threaded
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.