CVE-2014-2685
The GenericConsumer class in the Consumer component in ZendOpenId before 2.0.2 and the Zend_OpenId_Consumer class in Zend Framework 1 before 1.12.4 violate the OpenID 2.0 protocol by ensuring only that at least one field is signed, which allows remote…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The GenericConsumer class in the Consumer component in ZendOpenId before 2.0.2 and the Zend_OpenId_Consumer class in Zend Framework 1 before 1.12.4 violate the OpenID 2.0 protocol by ensuring only that at least one field is signed, which allows remote attackers to bypass authentication by leveraging an assertion from an OpenID provider.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 2.80% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- zend/zend framework · zend/zendopenid
- Source
- cve@mitre.org
References
- http://advisories.mageia.org/MGASA-2014-0151.html
- http://framework.zend.com/security/advisory/ZF2014-02Vendor Advisory
- http://seclists.org/oss-sec/2014/q2/0
- http://www.debian.org/security/2015/dsa-3265
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:072
- http://www.securityfocus.com/bid/66358
- http://advisories.mageia.org/MGASA-2014-0151.html
- http://framework.zend.com/security/advisory/ZF2014-02Vendor Advisory
- http://seclists.org/oss-sec/2014/q2/0
- http://www.debian.org/security/2015/dsa-3265
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:072
- http://www.securityfocus.com/bid/66358
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.