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CVE-2018-1256

UNKNOWN
Published 2018-05-07T15:00:00Z
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No CVSS data available

Description

Spring Cloud SSO Connector, version 2.1.2, contains a regression which disables issuer validation in resource servers that are not bound to the SSO service. In PCF deployments with multiple SSO service plans, a remote attacker can authenticate to unbound resource servers which use this version of the SSO Connector with tokens generated from another service plan.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Pivotal

Spring Cloud SSO Connector

Affected Versions:

2.1.2

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed HIGH

Issuer validation regression in Spring Cloud SSO Connector

GHSA-q4q2-93pw-qwgf

Advisory Details

Spring Cloud SSO Connector, version 2.1.2, contains a regression which disables issuer validation in resource servers that are not bound to the SSO service. In PCF deployments with multiple SSO service plans, a remote attacker can authenticate to unbound resource servers which use this version of the SSO Connector with tokens generated from another service plan. ### Mitigation Users of affected versions should apply the following mitigation: * Releases that have fixed this issue include:</p><ul><li>Spring Cloud SSO Connector: 2.1.3</li></ul> * Alternatively, you can perform <u>one</u> of the following workarounds:</p><ul><li>Bind your resource server to the SSO service plan via a service instance binding</li><li>Set “sso.connector.cloud.available=true” within your Spring application properties</li></ul>

Affected Packages

Maven io.pivotal.spring.cloud:spring-cloud-sso-connector
ECOSYSTEM: ≥2.1.2.RELEASE <2.1.3.RELEASE

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-1256
WEB https://github.com/pivotal-cf/spring-cloud-sso-connector/commit/ef647a2acf2363c6018e8543d665ac8862593372
WEB https://pivotal.io/security/cve-2018-1256

Advisory provided by GitHub Security Advisory Database. Published: May 13, 2022, Modified: March 4, 2024

References

https://pivotal.io/security/cve-2018-1256
Published: 2018-05-07T15:00:00Z
Last Modified: 2024-09-17T01:06:26.892Z
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