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WEB APPLICATION VULNERABILITIES Standard & Premium

PHP Double Free Vulnerability (CVE-2019-11049)

Description

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.

Remediation

References

CVE-2019-11049

Related Vulnerabilities

osTicket Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-1316)

Drupal Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2009-3156)

Apache HTTP Server Other Vulnerability (CVE-2006-4110)

Oracle JRE Incorrect Conversion between Numeric Types Vulnerability (CVE-2022-34169)

WordPress Plugin Conditional Marketing Mailer for WooCommerce Cross-Site Request Forgery (1.5.2)

Severity

Critical

Classification

CVE-2019-11049 CWE-415 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities

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