Executive Summary

Informations
Name CVE-2023-34448 First vendor Publication 2023-06-14
Vendor Cve Last vendor Modification 2023-06-22

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.2
Base Score 7.2 Environmental Score 7.2
impact SubScore 5.9 Temporal Score 7.2
Exploitabality Sub Score 1.2
 
Attack Vector Network Attack Complexity Low
Privileges Required High User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

Grav is a flat-file content management system. Prior to version 1.7.42, the patch for CVE-2022-2073, a server-side template injection vulnerability in Grav leveraging the default `filter()` function, did not block other built-in functions exposed by Twig's Core Extension that could be used to invoke arbitrary unsafe functions, thereby allowing for remote code execution. A patch in version 1.74.2 overrides the built-in Twig `map()` and `reduce()` filter functions in `system/src/Grav/Common/Twig/Extension/GravExtension.php` to validate the argument passed to the filter in `$arrow`.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-34448

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-94 Failure to Control Generation of Code ('Code Injection')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
MISC https://github.com/getgrav/grav/commit/8c2c1cb72611a399f13423fc6d0e1d998c03e5c8
https://github.com/getgrav/grav/security/advisories/GHSA-whr7-m3f8-mpm8
https://github.com/twigphp/Twig/blob/v1.44.7/src/Environment.php#L148
https://huntr.dev/bounties/3ef640e6-9e25-4ecb-8ec1-64311d63fe66/
https://www.github.com/getgrav/grav/commit/9d6a2dba09fd4e56f5cdfb9a399caea355...

Alert History

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Date Informations
2023-06-22 21:27:23
  • Multiple Updates
2023-06-15 09:27:20
  • Multiple Updates
2023-06-15 05:27:18
  • First insertion