CVE-2020-7065
Summary
| CVE | CVE-2020-7065 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-04-01 04:15:00 UTC |
| Updated | 2021-12-02 22:09:00 UTC |
| Description | In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using mb_strtolower() function with UTF-32LE encoding, certain invalid strings could cause PHP to overwrite stack-allocated buffer. This could lead to memory corruption, crashes and potentially code execution. |
Risk And Classification
Problem Types: CWE-787
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Canonical | Ubuntu Linux | 12.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 14.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 16.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 18.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 19.10 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 20.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 12.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 14.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 16.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 18.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 19.10 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 20.04 | All | All | All |
| Operating System | Debian | Debian Linux | 10.0 | All | All | All |
| Operating System | Debian | Debian Linux | 10.0 | All | All | All |
| Application | Php | Php | All | All | All | All |
| Application | Php | Php | All | All | All | All |
| Application | Tenable | Tenable.sc | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| PHP: PHP 7 ChangeLog | CONFIRM | www.php.net | Release Notes, Vendor Advisory |
| Debian -- Security Information -- DSA-4719-1 php7.3 | DEBIAN | www.debian.org | Third Party Advisory |
| March 2020 PHP Vulnerabilities in NetApp Products | NetApp Product Security | CONFIRM | security.netapp.com | Third Party Advisory |
| [R1] Tenable.sc 5.19.0 Fixes Multiple Third-party Vulnerabilities - Security Advisory | Tenable® | CONFIRM | www.tenable.com | |
| Oracle Critical Patch Update Advisory - October 2021 | MISC | www.oracle.com | |
| USN-4330-2: PHP vulnerabilities | Ubuntu security notices | UBUNTU | usn.ubuntu.com | Third Party Advisory |
| USN-4330-1: PHP vulnerabilities | Ubuntu security notices | Ubuntu | UBUNTU | usn.ubuntu.com | Third Party Advisory |
| PHP :: Sec Bug #79371 :: mb_strtolower (UTF-32LE): stack-buffer-overflow at php_unicode_tolower_full | MISC | bugs.php.net | Exploit, Issue Tracking, Patch, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
LEGACY: anatoly dot trosinenko at gmail dot com