Janrain PHP OpenID Library HTTP Host Header common.php openidrealm Authentication access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Janrain PHP OpenID Library and classified as critical. Impacted is an unknown function of the file examples/consumer/common.php of the component HTTP Host Header Handler. Such manipulation of the argument openidrealm leads to access control (Authentication). This vulnerability is documented as CVE-2016-2049. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Janrain PHP OpenID Library (Software Library) (the affected version is unknown). It has been rated as critical. Affected by this issue is an unknown code of the file examples/consumer/common.php of the component HTTP Host Header Handler. The manipulation of the argument openidrealm with an unknown input leads to a access control vulnerability (Authentication). Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was released 02/01/2016 (Website). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2016-2049 since 01/24/2016. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

By approaching the search of inurl:examples/consumer/common.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Authentication
Class: Access control / Authentication
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/24/2016 🔍
02/01/2016 +8 days 🔍
02/01/2016 +0 days 🔍
02/02/2016 +1 days 🔍
07/13/2018 +892 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined

CVE: CVE-2016-2049 (🔍)
GCVE (CVE): GCVE-0-2016-2049
GCVE (VulDB): GCVE-100-80756

Entryinfo

Created: 02/02/2016 09:47
Updated: 07/13/2018 08:24
Changes: 02/02/2016 09:47 (52), 07/13/2018 08:24 (7)
Complete: 🔍
Cache ID: 216:63B:103

Once again VulDB remains the best source for vulnerability data.

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