Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTUycXAtanBxNy02YzU0

Insecure Deserialization of untrusted data in rmccue/requests

Impact

Unserialization of untrusted data.

Patches

The issue has been patched and users of Requests 1.6.0, 1.6.1 and 1.7.0 should update to version 1.8.0.

References

Publications about the vulnerability:

• https://dannewitz.ninja/posts/php-unserialize-object-injection-yet-another-stars-rating-wordpress
• https://github.com/ambionics/phpggc/issues/52
• https://blog.detectify.com/2019/07/23/improving-wordpress-plugin-security/
• https://i.blackhat.com/us-18/Thu-August-9/us-18-Thomas-Its-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-Know-It.pdf
• https://cdn2.hubspot.net/hubfs/3853213/us-18-Thomas-It%27s-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-....pdf
• https://2018.zeronights.ru/wp-content/uploads/materials/9%20ZN2018%20WV%20-%20PHP%20unserialize.pdf
• https://medium.com/@knownsec404team/extend-the-attack-surface-of-php-deserialization-vulnerability-via-phar-d6455c6a1066#3c0f

Originally fixed in WordPress 5.5.2:

• https://github.com/WordPress/wordpress-develop/commit/add6bedf3a53b647d0ebda2970057912d3cd79d3
• https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/

Related Security Advisories:

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=2020-28032
• https://nvd.nist.gov/vuln/detail/CVE-2020-28032

Notification to the Requests repo including a fix in:

• https://github.com/rmccue/Requests/pull/421 and
• https://github.com/rmccue/Requests/pull/422

For more information

If you have any questions or comments about this advisory:

• Open an issue in Request

Permalink: https://github.com/advisories/GHSA-52qp-jpq7-6c54
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTUycXAtanBxNy02YzU0
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: over 3 years ago
Updated: almost 2 years ago

CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-52qp-jpq7-6c54, CVE-2021-29476
References:

• https://github.com/WordPress/Requests/security/advisories/GHSA-52qp-jpq7-6c54
• https://nvd.nist.gov/vuln/detail/CVE-2021-29476
• https://github.com/ambionics/phpggc/issues/52
• https://github.com/WordPress/wordpress-develop/commit/add6bedf3a53b647d0ebda2970057912d3cd79d3
• https://2018.zeronights.ru/wp-content/uploads/materials/9%20ZN2018%20WV%20-%20PHP%20unserialize.pdf
• https://blog.detectify.com/2019/07/23/improving-wordpress-plugin-security/
• https://cdn2.hubspot.net/hubfs/3853213/us-18-Thomas-It%27s-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-....pdf
• https://dannewitz.ninja/posts/php-unserialize-object-injection-yet-another-stars-rating-wordpress
• https://github.com/FriendsOfPHP/security-advisories/blob/master/rmccue/requests/CVE-2021-29476.yaml
• https://i.blackhat.com/us-18/Thu-August-9/us-18-Thomas-Its-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-Know-It.pdf
• https://medium.com/@knownsec404team/extend-the-attack-surface-of-php-deserialization-vulnerability-via-phar-d6455c6a1066#3c0f
• https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/
• https://github.com/rmccue/Requests/pull/421
• https://github.com/advisories/GHSA-52qp-jpq7-6c54

Repository: https://github.com/WordPress/Requests
Blast Radius: 36.0

Affected Packages