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CVE-2018-19274

Good to know:

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Date: November 17, 2018

Passing an absolute path to a file_exists check in phpBB before 3.2.4 allows Remote Code Execution through Object Injection by employing Phar deserialization when an attacker has access to the Admin Control Panel with founder permissions.

Language: HTML

Severity Score

Related Resources (7)

https://blog.ripstech.com/2018/phpbb3-phar-deserialization-to-remote-code-execution
https://nvd.nist.gov/vuln/detail/CVE-2018-19274
https://lists.debian.org/debian-lts-announce/2018/11/msg00029.html
https://www.phpbb.com/community/viewtopic.php?f=14&t=2492206
https://blog.ripstech.com/2018/phpbb3-phar-deserialization-to-remote-code-execution/
https://github.com/phpbb/phpbb-app
https://www.mend.io/vulnerability-database/CVE-2018-19274

Severity Score

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Input Validation

CWE-20

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

CWE-1321

Improperly Controlled Modification of Dynamically-Determined Object Attributes

CWE-915

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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