Vulnerability Report

CVE-2016-2049

Title: Janrain Php-Openid

Other

Proof Of Concept

No public PoC currently indexed for CVE-2016-2049.

CWE Category CWE-284
Published Date Feb 01, 2016
Modified Date Jun 17, 2026
Exploit Status Not Found
Score 8.8 CVSS v3.0
Exploit Probability (EPSS)
2.17%

Vulnerability Summary

CVE-2016-2049: examples/consumer/common.php in JanRain PHP OpenID library (aka php-openid) improperly checks the openid.realm parameter against the SERVER_NAME element in the SERVER superglobal array, which might allow remote attackers to hijack the authentication of arbitrary users via vectors involving a crafted HTTP Host header.

Impacted Vendors

J
janrain 1

Reference Links

http://www.openwall.com/lists/oss-security/2016/01/24/2 http://www.openwall.com/lists/oss-security/2016/01/24/5 http://www.openwall.com/lists/oss-security/2016/01/24/2 http://www.openwall.com/lists/oss-security/2016/01/24/5
CVSS v3.0
Source Entity [email protected]
Severity HIGH
8.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2016-2049 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.