CVE-2020-7065

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.
References
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*

Configuration 4 (hide)

cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:36

Type Values Removed Values Added
CVSS v2 : 6.8
v3 : 8.8
v2 : 6.8
v3 : 7.4
References () https://bugs.php.net/bug.php?id=79371 - Exploit, Issue Tracking, Patch, Vendor Advisory () https://bugs.php.net/bug.php?id=79371 - Exploit, Issue Tracking, Patch, Vendor Advisory
References () https://security.netapp.com/advisory/ntap-20200403-0001/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20200403-0001/ - Third Party Advisory
References () https://usn.ubuntu.com/4330-1/ - Third Party Advisory () https://usn.ubuntu.com/4330-1/ - Third Party Advisory
References () https://usn.ubuntu.com/4330-2/ - Third Party Advisory () https://usn.ubuntu.com/4330-2/ - Third Party Advisory
References () https://www.debian.org/security/2020/dsa-4719 - Third Party Advisory () https://www.debian.org/security/2020/dsa-4719 - Third Party Advisory
References () https://www.oracle.com/security-alerts/cpuoct2021.html - Patch, Third Party Advisory () https://www.oracle.com/security-alerts/cpuoct2021.html - Patch, Third Party Advisory
References () https://www.php.net/ChangeLog-7.php#7.4.4 - Release Notes, Vendor Advisory () https://www.php.net/ChangeLog-7.php#7.4.4 - Release Notes, Vendor Advisory
References () https://www.tenable.com/security/tns-2021-14 - Third Party Advisory () https://www.tenable.com/security/tns-2021-14 - Third Party Advisory

Information

Published : 2020-04-01 04:15

Updated : 2024-11-21 05:36


NVD link : CVE-2020-7065

Mitre link : CVE-2020-7065

CVE.ORG link : CVE-2020-7065


JSON object : View

Products Affected

debian

  • debian_linux

php

  • php

tenable

  • tenable.sc

canonical

  • ubuntu_linux
CWE
CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write