cbcvebase.
CVE-2015-4021
published 2015-06-09

CVE-2015-4021: The phar_parse_tarfile function in ext/phar/tar.c in PHP before 5.4.41, 5.5.x before 5.5.25, and 5.6.x before 5.6.9 does not verify that the first character of…

PriorityP433medium5CVSS 2.0
AVNACLAuNCNINAP
EPSS
21.40%
97.3th percentile
The phar_parse_tarfile function in ext/phar/tar.c in PHP before 5.4.41, 5.5.x before 5.5.25, and 5.6.x before 5.6.9 does not verify that the first character of a filename is different from the \0 character, which allows remote attackers to cause a denial of service (integer underflow and memory corruption) via a crafted entry in a tar archive.

Affected

43 ranges· showing 25
VendorProductVersion rangeFixed in
applemac_os_x<= 10.10.4
appleos_x_yosemite_v10.10.5_and_security_update_2015-006
phpphp<= 5.4.40
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp
phpphp

CVSS provenance

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv6.5MEDIUM
vendor_ubuntu6.5MEDIUM
vendor_redhat5.0MEDIUM
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.