Executive Summary

Informations
Name CVE-2021-29454 First vendor Publication 2022-01-10
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 5.9 Temporal Score 8.8
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required Low 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 : (AV:N/AC:L/Au:S/C:P/I:P/A:P)
Cvss Base Score 6.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

Smarty is a template engine for PHP, facilitating the separation of presentation (HTML/CSS) from application logic. Prior to versions 3.1.42 and 4.0.2, template authors could run arbitrary PHP code by crafting a malicious math string. If a math string was passed through as user provided data to the math function, external users could run arbitrary PHP code by crafting a malicious math string. Users should upgrade to version 3.1.42 or 4.0.2 to receive a patch.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29454

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-74 Failure to Sanitize Data into a Different Plane ('Injection')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 100
Os 3
Os 2

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
CONFIRM https://github.com/smarty-php/smarty/security/advisories/GHSA-29gp-2c3m-3j6m
DEBIAN https://www.debian.org/security/2022/dsa-5151
GENTOO https://security.gentoo.org/glsa/202209-09
MISC https://github.com/smarty-php/smarty/commit/215d81a9fa3cd63d82fb3ab56ecaf97cf...
https://github.com/smarty-php/smarty/releases/tag/v3.1.42
https://github.com/smarty-php/smarty/releases/tag/v4.0.2
https://packagist.org/packages/smarty/smarty
https://www.smarty.net/docs/en/language.function.math.tpl
MLIST https://lists.debian.org/debian-lts-announce/2022/05/msg00005.html

Alert History

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Date Informations
2023-11-07 21:33:06
  • Multiple Updates
2022-12-09 00:27:51
  • Multiple Updates
2022-11-14 21:27:26
  • Multiple Updates
2022-11-07 21:27:33
  • Multiple Updates
2022-10-24 21:27:34
  • Multiple Updates
2022-10-14 17:27:25
  • Multiple Updates
2022-09-25 21:27:24
  • Multiple Updates
2022-06-02 21:27:24
  • Multiple Updates
2022-05-13 00:23:12
  • Multiple Updates
2022-05-06 05:23:03
  • Multiple Updates
2022-01-20 00:22:58
  • Multiple Updates
2022-01-11 00:22:52
  • First insertion