CVE-2015-8873

Name: CVE-2015-8873
Creator: NVD / NIST
Published: 2016-05-16T10:59:24.77+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.88%

Last modified Jun 17, 2026

CVE-2015-8873 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Stack consumption vulnerability in Zend/zend_exceptions.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to cause a denial of service (segmentation fault) via recursive method calls.. EPSS estimates a 3.88% chance of exploitation in the next 30 days.

Description

Stack consumption vulnerability in Zend/zend_exceptions.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to cause a denial of service (segmentation fault) via recursive method calls.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

3.88%

88.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Php	Php	< 5.4.44
Php	Php	>= 5.5.0, < 5.5.28
Php	Php	>= 5.6.0, < 5.6.12
Opensuse	Leap	42.1

References

http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=4d2278143a08b7522de9471d0f014d7357c28fea
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.htmlMailing List, Third Party Advisory
http://php.net/ChangeLog-5.phpVendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2750.htmlThird Party Advisory
https://bugs.php.net/bug.php?id=69793Exploit, Vendor Advisory
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=4d2278143a08b7522de9471d0f014d7357c28fea
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.htmlMailing List, Third Party Advisory
http://php.net/ChangeLog-5.phpVendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2750.htmlThird Party Advisory
https://bugs.php.net/bug.php?id=69793Exploit, Vendor Advisory

Timeline

Published: May 16, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-8873?

How severe is CVE-2015-8873?

CVE-2015-8873 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.88% probability of exploitation in the next 30 days.

How do I fix CVE-2015-8873?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-8873?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST