Vulnerability in PHP
CVE-2015-8835
The make_http_soap_request function in ext/soap/php_http.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 does not properly retrieve keys, which allows remote attackers to cause a denial of service (NULL pointer dereference, type confusion, and application crash) or possibly execute arbitrary code via crafted serialized data representing a numerically indexed _cookies array, related to the SoapClient::__call method in ext/soap/soap.c.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.062 (93.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.062 · newest: 0.062 · change: 0.000
Affected products
- PHP — versions 5.6.0, 5.6.1, 5.6.2
Public proof-of-concept exploits
References
- www.ubuntu.com/usn/USN-2952-1 (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00058.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2750.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00056.html (vendor-advisory)
- www.ubuntu.com/usn/USN-2952-2 (vendor-advisory)
- php.net/ChangeLog-5.php
- www.securityfocus.com/bid/84426 (vdb-entry)
- bugs.php.net/bug.php
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00057.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00052.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-8835?
- CVE-2015-8835 is a critical-severity vulnerability in PHP. CVSS score: 9.8/10. Published 2016-05-16.
- How severe is CVE-2015-8835?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2015-8835 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.