CVE-2020-7065
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2020-7065
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-7065.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-7065
- Aliases
- Related
- Published
- 2020-04-01T04:15:13Z
- Modified
- 2024-09-18T01:00:20Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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
-
- https://bugs.php.net/bug.php?id=79371
- https://security.netapp.com/advisory/ntap-20200403-0001/
- https://www.debian.org/security/2020/dsa-4719
- https://www.php.net/ChangeLog-7.php#7.4.4
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://usn.ubuntu.com/4330-1/
- https://usn.ubuntu.com/4330-2/
- https://www.tenable.com/security/tns-2021-14
- https://security-tracker.debian.org/tracker/CVE-2020-7065
Affected packages
Debian:11 / php7.4
Package
- Name
- php7.4
- Purl
- pkg:deb/debian/php7.4?arch=source