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CVE-2018-7602

Drupal Core Remote Code Execution

9.8 CRITICALActively exploited (CISA KEV)Used in ransomwarePublic exploitEPSS 99.2%
  1. Published19 Jul 2018
  2. Added to CISA KEV13 Apr 2022
  3. Remediation due4 May 2022
Actively exploited (CISA KEV)

A remote code execution vulnerability exists within multiple subsystems of Drupal that can allow attackers to exploit multiple attack vectors on a Drupal site.

Added to KEV: 13 Apr 2022Federal remediation due: 4 May 2022Used in ransomware

Description

A remote code execution vulnerability exists within multiple subsystems of Drupal 7.x and 8.x. This potentially allows attackers to exploit multiple attack vectors on a Drupal site, which could result in the site being compromised. This vulnerability is related to Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-002. Both SA-CORE-2018-002 and this vulnerability are being exploited in the wild.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Drupal≥ 7.0 < 7.59 · ≥ 8.4.0 < 8.4.8 · ≥ 8.5.0 < 8.5.3
Debian Linux7.0 · 8.0 · 9.0

Remediation

Fixed in
Drupal≥ 7.59

References

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Frequently asked

Is CVE-2018-7602 being actively exploited?

Yes. CVE-2018-7602 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 13 Apr 2022. It has been used in ransomware campaigns.

How severe is CVE-2018-7602?

CVE-2018-7602 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 99.2% probability of exploitation.

Which products are affected by CVE-2018-7602?

Affected products include Drupal, Debian Linux.

How do I fix CVE-2018-7602?

Upgrade affected software to a fixed version, for example Drupal 7.59 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2018-7602 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.