What is CVE-2018-7600?

CVE-2018-7600 is a critical-severity vulnerability in Drupal, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2018-03-29.

How severe is CVE-2018-7600?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2018-7600 known to be exploited?

Yes. CVE-2018-7600 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 313 public proof-of-concept repositories are indexed.

Drupalgeddon2 — Drupal Improper input validation

CVE-2018-7600

Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1 allows remote attackers to execute arbitrary code because of an issue affecting multiple subsystems with default or common module configurations.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 1.000 (100.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Drupal
Debian Debian_linux — versions 7.0, 8.0, 9.0
N/a Drupal Before 7.58, 8.x 8.3.9, 8.4.x 8.4.6, And 8.5.x 8.5.1 — versions Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1

Weakness classification (CWE)

CWE-20 — Improper Input Validation

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2021-11-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-05-03.

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

mlhess@drupal.org (Patch, Third Party Advisory, x_refsource_MISC)
mlhess@drupal.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
mlhess@drupal.org (Third Party Advisory, x_refsource_MISC)
mlhess@drupal.org (Third Party Advisory, x_refsource_MISC, Broken Link)
mlhess@drupal.org (x_refsource_CONFIRM, Vendor Advisory)
mlhess@drupal.org (x_refsource_CONFIRM, Third Party Advisory)
mlhess@drupal.org (Third Party Advisory, x_refsource_MISC)
mlhess@drupal.org (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
mlhess@drupal.org (Exploit, Third Party Advisory, x_refsource_MISC)
mlhess@drupal.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-7600?: CVE-2018-7600 is a critical-severity vulnerability in Drupal, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2018-03-29.
How severe is CVE-2018-7600?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-7600 known to be exploited?: Yes. CVE-2018-7600 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 313 public proof-of-concept repositories are indexed.