CVE-2021-21408

Summary

Smarty is a template engine for PHP, facilitating the separation of presentation (HTML/CSS) from application logic. Prior to versions 3.1.43 and 4.0.3, template authors could run restricted static php methods. Users should upgrade to version 3.1.43 or 4.0.3 to receive a patch.

Affected Software

Weaknesses

• CWE-20: CWE-20: Improper Input Validation

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/smarty-php/smarty/security/advisories/GHSA-4h9c-v5vg-5m6m
• https://github.com/smarty-php/smarty/commit/19ae410bf56007a5ef24441cdc6414619cfaf664
• https://github.com/smarty-php/smarty/releases/tag/v3.1.43
• https://github.com/smarty-php/smarty/releases/tag/v4.0.3
• https://lists.debian.org/debian-lts-announce/2022/05/msg00005.html
• https://www.debian.org/security/2022/dsa-5151
• https://security.gentoo.org/glsa/202209-09
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L777JIBIWJV34HS7LXPIDWASG7TT4LNI/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRAJVDRGCIY5UZ2PQHKDTT7RMKG6WJQQ/

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

References

• https://github.com/smarty-php/smarty/security/advisories/GHSA-4h9c-v5vg-5m6m
• https://github.com/smarty-php/smarty/commit/19ae410bf56007a5ef24441cdc6414619cfaf664
• https://github.com/smarty-php/smarty/releases/tag/v3.1.43
• https://github.com/smarty-php/smarty/releases/tag/v4.0.3
• https://lists.debian.org/debian-lts-announce/2022/05/msg00005.html
• https://www.debian.org/security/2022/dsa-5151
• https://security.gentoo.org/glsa/202209-09
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L777JIBIWJV34HS7LXPIDWASG7TT4LNI/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRAJVDRGCIY5UZ2PQHKDTT7RMKG6WJQQ/

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