CVE-2015-4022
php: integer overflow leading to heap overflow when reading FTP file listing
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Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · May 14, 2015
Updated · June 28, 2026
Description
An integer overflow flaw leading to a heap-based buffer overflow was found in the way PHP's FTP extension parsed file listing FTP server responses. A malicious FTP server could use this flaw to cause a PHP application to crash or, possibly, execute arbitrary code.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 5.1AV:N/AC:H/Au:N/C:P/I:P/A:P
CWE-190 · Integer Overflow or Wraparound