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 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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:N/I:N/A:P
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 97%
VendorProductVersion
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_hpc_node
7.0
redhatenterprise_linux_hpc_node_eus
7.1
redhatenterprise_linux_server
7.0
redhatenterprise_linux_server_eus
7.1
redhatenterprise_linux_workstation
7.0
applemac_os_x
𝑥
≤ 10.10.4
redhatenterprise_linux
6.0
redhatenterprise_linux
7.0
phpphp
𝑥
≤ 5.4.40
phpphp
5.4.39
phpphp
5.5.0
phpphp
5.5.0:alpha1
phpphp
5.5.0:alpha2
phpphp
5.5.0:alpha3
phpphp
5.5.0:alpha4
phpphp
5.5.0:alpha5
phpphp
5.5.0:alpha6
phpphp
5.5.0:beta1
phpphp
5.5.0:beta2
phpphp
5.5.0:beta3
phpphp
5.5.0:beta4
phpphp
5.5.0:rc1
phpphp
5.5.0:rc2
phpphp
5.5.1
phpphp
5.5.2
phpphp
5.5.3
phpphp
5.5.4
phpphp
5.5.5
phpphp
5.5.6
phpphp
5.5.7
phpphp
5.5.8
phpphp
5.5.9
phpphp
5.5.10
phpphp
5.5.11
phpphp
5.5.12
phpphp
5.5.13
phpphp
5.5.14
phpphp
5.5.18
phpphp
5.5.19
phpphp
5.5.20
phpphp
5.5.21
phpphp
5.5.22
phpphp
5.5.23
phpphp
5.5.24
phpphp
5.6.0:alpha1
phpphp
5.6.0:alpha2
phpphp
5.6.0:alpha3
phpphp
5.6.0:alpha4
phpphp
5.6.0:alpha5
phpphp
5.6.0:beta1
phpphp
5.6.0:beta2
phpphp
5.6.0:beta3
phpphp
5.6.0:beta4
phpphp
5.6.2
phpphp
5.6.3
phpphp
5.6.4
phpphp
5.6.5
phpphp
5.6.6
phpphp
5.6.7
phpphp
5.6.8
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
php5
vivid
Fixed 5.6.4+dfsg-4ubuntu6.2
released
utopic
Fixed 5.5.12+dfsg-2ubuntu4.6
released
trusty
Fixed 5.5.9+dfsg-1ubuntu4.11
released
precise
Fixed 5.3.10-1ubuntu3.19
released
Common Weakness Enumeration
References