CVE-2015-4643
php: integer overflow in ftp_genlist() resulting in heap overflow (improved fix for CVE-2015-4022)
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · June 11, 2015
Updated · June 28, 2026
Description
Integer overflow in the ftp_genlist function in ext/ftp/ftp.c in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 allows remote FTP servers to execute arbitrary code via a long reply to a LIST command, leading to a heap-based buffer overflow. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-4022.
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