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CVE-2021-38314

Gutenberg Template Library & Redux Framework <= 4.2.11 Sensitive Information Disclosure

Published
Last modified
published
Not listed in CISA KEV
7 proofs of concept on GitHub, 1 Nuclei template
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

The Gutenberg Template Library & Redux Framework plugin <= 4.2.11 for WordPress registered several AJAX actions available to unauthenticated users in the `includes` function in `redux-core/class-redux-core.php` that were unique to a given site but deterministic and predictable given that they were based on an md5 hash of the site URL with a known salt value of '-redux' and an md5 hash of the previous hash with a known salt value of '-support'. These AJAX actions could be used to retrieve a list of active plugins and their versions, the site's PHP version, and an unsalted md5 hash of site’s `AUTH_KEY` concatenated with the `SECURE_AUTH_KEY`.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated
  4. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • Redux.io Gutenberg Template Library & Redux Framework

    From 4.2.11 · through 4.2.11

References 9

wordfence.com

GitHub · projectdiscovery/nuclei-templates

GitHub · 0xGabe/CVE-2021-38314

GitHub · akhilkoradiya/CVE-2021-38314

GitHub · c0ff33b34n/CVE-2021-38314

GitHub · orangmuda/CVE-2021-38314

GitHub · phrantom/cve-2021-38314

GitHub · shubhayu-64/CVE-2021-38314

GitHub · twseptian/cve-2021-38314