Vulnerability in PHP
CVE-2015-4600
The SoapClient implementation in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an unexpected data type, related to "type confusion" issues in the (1) SoapClient::__getLastRequest, (2) SoapClient::__getLastResponse, (3) SoapClient::__getLastRequestHeaders, (4) SoapClient::__getLastResponseHeaders, (5) SoapClient::__getCookies, and (6) SoapClient::__setCookie methods.
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: 0.107 (95.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.107 · newest: 0.107 · change: 0.000
Affected products
- PHP — versions 5.5.0, 5.5.1, 5.5.2
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Hpc Node — versions 7.0
- Red Hat Enterprise Linux Hpc Node Eus — versions 7.1
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Eus — versions 7.1
- Red Hat Enterprise Linux Workstation — versions 7.0
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1032709 (vdb-entry)
- www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- php.net/ChangeLog-5.php
- git.php.net/
- bugs.php.net/bug.php (Exploit)
- www.openwall.com/lists/oss-security/2015/06/16/12 (mailing-list)
- rhn.redhat.com/errata/RHSA-2015-1135.html (vendor-advisory)
- www.securityfocus.com/bid/74413 (vdb-entry)
- rhn.redhat.com/errata/RHSA-2015-1218.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-4600?
- CVE-2015-4600 is a critical-severity vulnerability in PHP. CVSS score: 9.8/10. Published 2016-05-16.
- How severe is CVE-2015-4600?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2015-4600 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.