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CVE-2020-7065

PoC —
CVSS 3.1
8.8 high
EPSS
5%p92
Published
()
Modified
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.

Vendors
phpdebiancanonicaltenable
Products
php, debian linux, ubuntu linux, tenable.sc
Weakness
CWE-121, CWE-787
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD CVE.org GitHub PoCs EPSS (4.9%)

In the news

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