CVE-2017-11147

Publication date 10 July 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

In PHP before 5.6.30 and 7.x before 7.0.15, the PHAR archive handler could be used by attackers supplying malicious archive files to crash the PHP interpreter or potentially disclose information due to a buffer over-read in the phar_parse_pharfile function in ext/phar/phar.c.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
php5	17.10 artful	Not in release
	17.04 zesty	Not in release
	16.10 yakkety	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Fixed 5.5.9+dfsg-1ubuntu4.22
php7.0	17.10 artful	Not in release
	17.04 zesty	Not affected
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release
php7.1	17.10 artful	Not affected
	17.04 zesty	Not in release
	16.10 yakkety	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
php5	Upstream: e524658
php7.0	Upstream: e524658 Upstream: 7f0de1a
php7.1	Upstream: e524658 Upstream: 7f0de1a Upstream: 2075fb2

Severity score breakdown

CVSS version: CVSS v3.0

Base score 9.1 · Critical

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	9.1 · Critical
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-3382-1
PHP vulnerabilities
10 August 2017

USN-3382-2
PHP vulnerabilities
18 December 2017