CVE-2017-11147

Public Exploit

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.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.65% Top 15%
Vendor Advisory redhat.com Vendor Advisory php.net Vendor Advisory php.net Vendor Advisory php.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://openwall.com/lists/oss-security/2017/07/10/6 patch mailing list third party advisory
https://www.tenable.com/security/tns-2017-12 third party advisory
https://access.redhat.com/errata/RHSA-2018:1296 third party advisory vendor advisory
http://php.net/ChangeLog-5.php release notes vendor advisory
https://security.netapp.com/advisory/ntap-20180112-0001/ third party advisory
http://php.net/ChangeLog-7.php release notes vendor advisory
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=e5246580a85f031e1a3b8064edbaa55c1643a451
http://www.securityfocus.com/bid/99607 third party advisory vdb entry
https://bugs.php.net/bug.php?id=73773 vendor advisory issue tracking exploit

Frequently Asked Questions

What is the severity of CVE-2017-11147?
CVE-2017-11147 has been scored as a critical severity vulnerability.
How to fix CVE-2017-11147?
To fix CVE-2017-11147, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-11147 being actively exploited in the wild?
It is possible that CVE-2017-11147 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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