CVE-2009-3475
Internet2 Shibboleth Service Provider software 1.3.x before 1.3.3 and 2.x before 2.2.1, when using PKIX trust validation, does not properly handle a '\0' character in the subject or subjectAltName fields of a certificate, which allows remote…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Internet2 Shibboleth Service Provider software 1.3.x before 1.3.3 and 2.x before 2.2.1, when using PKIX trust validation, does not properly handle a '\0' character in the subject or subjectAltName fields of a certificate, which allows remote man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 0.89% probability · 57th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-310
- Affected
- internet2/shibboleth-sp
- Source
- cve@mitre.org
References
- http://secunia.com/advisories/36855Vendor Advisory
- http://secunia.com/advisories/36861Vendor Advisory
- http://secunia.com/advisories/36876Vendor Advisory
- http://shibboleth.internet2.edu/secadv/secadv_20090817.txtVendor Advisory
- http://www.debian.org/security/2009/dsa-1895
- http://www.debian.org/security/2009/dsa-1896
- http://secunia.com/advisories/36855Vendor Advisory
- http://secunia.com/advisories/36861Vendor Advisory
- http://secunia.com/advisories/36876Vendor Advisory
- http://shibboleth.internet2.edu/secadv/secadv_20090817.txtVendor Advisory
- http://www.debian.org/security/2009/dsa-1895
- http://www.debian.org/security/2009/dsa-1896
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.