VDB-11717 · OSVDB 101663 · GCVE-100-11717

OpenID 2.0 Nonce return_to improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in OpenID 2.0. This affects an unknown part of the component Nonce Handler. The manipulation of the argument return_to leads to improper authentication. No exploit exists.

Detailsinfo

A vulnerability was found in OpenID 2.0. It has been rated as critical. This issue affects some unknown processing of the component Nonce Handler. The manipulation of the argument return_to with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, and integrity.

The weakness was disclosed 10/27/2012 by Andrew Arnott as Unsolicited assertion security vulnerability? as not defined mailinglist post (Mailing List). The advisory is shared at lists.openid.net. The public release happened without involvement of the project team. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

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

The vulnerability is also documented in the vulnerability database at OSVDB (101663†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
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

10/27/2012 🔍
01/07/2014 +437 days 🔍
03/24/2019 +1902 days 🔍

Sourcesinfo

Advisory: Unsolicited assertion security vulnerability?
Researcher: Andrew Arnott
Status: Not defined

GCVE (VulDB): GCVE-100-11717
OSVDB: 101663

Entryinfo

Created: 01/07/2014 08:38
Updated: 03/24/2019 09:42
Changes: 01/07/2014 08:38 (40), 03/24/2019 09:42 (1)
Complete: 🔍
Committer: olku
Cache ID: 216:31D:103

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