CVE-2020-8159

There is a vulnerability in actionpack_page-caching gem < v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a view.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://groups.google.com/forum/#!topic/rubyonrails-security/CFRVkEytdP8	Exploit Mailing List Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00019.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:rubyonrails:actionpack_page-caching:*:*:*:*:*:ruby:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Information

Published : 2020-05-12 06:15

Updated : 2022-04-05 08:02

NVD link : CVE-2020-8159

Mitre link : CVE-2020-8159

JSON object : View

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Products Affected

debian

debian_linux

rubyonrails

actionpack_page-caching

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9.8 /10