crewjam saml up to 0.4.8 Assertion Element improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in crewjam saml up to 0.4.8. Affected by this vulnerability is an unknown functionality of the component Assertion Element Handler. Performing a manipulation results in improper authentication. This vulnerability is reported as CVE-2022-41912. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in crewjam saml up to 0.4.8. It has been classified as critical. This affects an unknown functionality of the component Assertion Element Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The crewjam/saml go library prior to version 0.4.9 is vulnerable to an authentication bypass when processing SAML responses containing multiple Assertion elements. This issue has been corrected in version 0.4.9. There are no workarounds other than upgrading to a fixed version.

The weakness was disclosed 11/28/2022 as GHSA-j2jp-wvqg-wc2g. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-41912 since 09/30/2022. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 0.4.9 eliminates this vulnerability. Applying the patch aee3fb1edeeaf1088fcb458727e0fd863d277f8b is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.1
CNA Vector (GitHub, Inc.): 🔍

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: saml 0.4.9
Patch: aee3fb1edeeaf1088fcb458727e0fd863d277f8b

Timelineinfo

09/30/2022 🔍
11/28/2022 +59 days 🔍
11/28/2022 +0 days 🔍
11/28/2022 +0 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-j2jp-wvqg-wc2g
Status: Confirmed

CVE: CVE-2022-41912 (🔍)
GCVE (CVE): GCVE-0-2022-41912
GCVE (VulDB): GCVE-100-214467

Entryinfo

Created: 11/28/2022 20:49
Changes: 11/28/2022 20:49 (53)
Complete: 🔍
Cache ID: 216::103

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