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ubuntucveUbuntu.comUB:CVE-2018-20783
HistoryFeb 21, 2019 - 12:00 a.m.

CVE-2018-20783

2019-02-2100:00:00
ubuntu.com
ubuntu.com
11

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.006 Low

EPSS

Percentile

77.7%

In PHP before 5.6.39, 7.x before 7.0.33, 7.1.x before 7.1.25, and 7.2.x
before 7.2.13, a buffer over-read in PHAR reading functions may allow an
attacker to read allocated or unallocated memory past the actual data when
trying to parse a .phar file. This is related to phar_parse_pharfile in
ext/phar/phar.c.

Bugs

Notes

Author Note
sbeattie PEAR issues should go against php-pear as of xenial
OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchphp5< 5.5.9+dfsg-1ubuntu4.29+esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchphp7.0< 7.0.33-0ubuntu0.16.04.1UNKNOWN
ubuntu18.04noarchphp7.2< 7.2.15-0ubuntu0.18.04.1UNKNOWN
ubuntu18.10noarchphp7.2< 7.2.15-0ubuntu0.18.04.1UNKNOWN
ubuntu19.04noarchphp7.2< 7.2.15-0ubuntu0.18.04.1UNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.006 Low

EPSS

Percentile

77.7%