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CVE-2020-6165GHSA-589Q-75R3-MFQ4BIT-SILVERSTRIPE-2020-6165

SilverStripe 4.5.0 allows attackers to read certain records that should not have been placed into a result set.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 4.5.3, 3.2.4
None on Exploit-DB, Metasploit or GitHub

Summary

SilverStripe 4.5.0 allows attackers to read certain records that should not have been placed into a result set. This affects silverstripe/recipe-cms. The automatic permission-checking mechanism in the silverstripe/graphql module does not provide complete protection against lists that are limited (e.g., through pagination), resulting in records that should have failed a permission check being added to the final result set. GraphQL endpoints are configured by default (e.g., for assets), but the admin/graphql endpoint is access protected by default. This limits the vulnerability to all authenticated users, including those with limited permissions (e.g., where viewing records exposed through admin/graphql requires administrator permissions). However, if custom GraphQL endpoints have been configured for a specific implementation (usually under /graphql), this vulnerability could also be exploited through unauthenticated requests. This vulnerability only applies to reading records; it does not allow unauthorised changing of records.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • n/a n/a

    Version range not reported

  • silverstripe/recipe-cmsPackagist

    From 4.5.0 · fixed in 4.5.3

  • silverstripe/graphqlPackagist

    From 3.2.0 · fixed in 3.2.4

References 1

silverstripe.org