CVE-2019-11049

In PHP versions 7.3.x below 7.3.13 and 7.4.0 on Windows, when supplying custom headers to mail() function, due to mistake introduced in commit 78f4b4a2dcf92ddbccea1bb95f8390a18ac3342e, if the header is supplied in lowercase, this can result in double-freeing certain memory locations.

Score

CVSS 3.1 9.8 Critical

Status

Modified - security@php.net

Published

2019-12-23

Last modified

2024-09-16

Weaknesses

CWE-415

Affected products

• Debian Linux (Debian)
• Fedora (Fedoraproject)
• Php (Php)
• Php (Php Group)
• Security Center (Tenable)

References

• https://bugs.php.net/bug.php?id=78943
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLT…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVW…
• https://seclists.org/bugtraq/2020/Feb/27
• https://security.netapp.com/advisory/ntap-20200103-0002/
• https://www.debian.org/security/2020/dsa-4626
• https://www.tenable.com/security/tns-2021-14