SB2018102001 - Debian update for drupal7



SB2018102001 - Debian update for drupal7

Published: October 20, 2018

Security Bulletin ID SB2018102001
CSH Severity
High
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 75% Low 25%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 vulnerabilities.


1) OS command injection (CVE-ID: N/A)

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote authenticated attacker to compromise vulnerable system.

The vulnerability exists due to insufficient sanitization of the user-supplied input when sending email messages via DefaultMailSystem::mail() function. A remote attacker can inject and execute arbitrary OS commands on the vulnerable system with privileges of the web server.

2) Open redirect (CVE-ID: N/A)

CWE-ID: CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote authenticated attacker to perform open redirection attacks.

The vulnerability exists due to the attacker with "administer paths" permissions can use a particular path in the URL that leads to open redirect.

3) Code injection (CVE-ID: CVE-2018-7602)

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber


The vulnerability allows a remote attacker to compromise vulnerable website.

The vulnerability exists due to improper input validation when processing HTTP requests. A remote unauthenticated attacker can send a specially crafted HTTP request to vulnerable website and compromise it.

Successful exploitation of the vulnerability may allow an attacker to gain full access to vulnerable website.

Note: the vendor updated the original advisory stating that this vulnerability is being exploited in the wild.

4) Code injection (CVE-ID: CVE-2018-7600)

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to unspecified error within multiple subsystems of Drupal installation. A remote unauthenticated attacker can execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Remediation

Install update from vendor's website.