Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-004
CVE-2018-7602

9.8CRITICAL

Key Information:

Vendor

Drupal
Status
Core
Vendor
CVE Published:
19 July 2018

Badges

💰 Ransomware👾 Exploit Exists🟡 Public PoC🟣 EPSS 94%🦅 CISA Reported

What is CVE-2018-7602?

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.

CISA has reported CVE-2018-7602

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2018-7602 as being exploited and is known by the CISA as enabling ransomware campaigns.

The CISA's recommendation is: Apply updates per vendor instructions.

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Affected Version(s)

core < 7.59

core < 8.5.3

core < 8.4.8

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2018-7602 - Proof of Concept

CVE-2018-7602 - Proof of Concept

Drupalgedon3
Created by 1337g

References

https://www.exploit-db.com/exploits/44557/
exploitx_refsource_EXPLOIT-DB
http://www.securitytracker.com/id/1040754
vdb-entryx_refsource_SECTRACK
https://lists.debian.org/debian-lts-announce/2018/04/msg0...
mailing-listx_refsource_MLIST

EPSS Score

94% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 💰

    Used in Ransomware

  • 🦅

    CISA Reported

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Reported By: David Rothstein of the Drupal Security Team Alex Pott of the Drupal Security Team Heine Deelstra of the Drupal Security Team Jasper Mattsson Fixed By: David Rothstein of the Drupal Security Team xjm of the Drupal Security Team Samuel Mortenson of the Drupal Security Team Alex Pott of the Drupal Security Team Lee Rowlands of the Drupal Security Team Heine Deelstra of the Drupal Security Team Pere Orga of the Drupal Security Team Peter Wolanin of the Drupal Security Team Tim Plunkett Michael Hess of the Drupal Security Team Nate Lampton Jasper Mattsson Neil Drumm of the Drupal Security Team Cash Williams of the Drupal Security Team Daniel Wehner
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