CVE-2015-8876
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 does not validate certain Exception objects, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or trigger…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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 does not validate certain Exception objects, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or trigger unintended method execution via crafted serialized data.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 7.70% probability · 94th percentile
- CISA KEV
- Not listed
- Affected
- php/php
- Source
- cve@mitre.org
References
- http://rhn.redhat.com/errata/RHSA-2016-2750.htmlThird Party Advisory
- http://www.php.net/ChangeLog-5.phpVendor Advisory
- https://bugs.php.net/bug.php?id=70121Exploit, Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2750.htmlThird Party Advisory
- http://www.php.net/ChangeLog-5.phpVendor Advisory
- https://bugs.php.net/bug.php?id=70121Exploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.