Vulnerability in PHP
CVE-2016-4070
Integer overflow in the php_raw_url_encode function in ext/standard/url.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allows remote attackers to cause a denial of service (application crash) via a long string to the rawurlencode function. NOTE: the vendor says "Not sure if this qualifies as security issue (probably not).
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.057 (92.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.057 · newest: 0.057 · change: 0.000
Affected products
- PHP — versions 5.6.0, 5.6.1, 5.6.2
Weakness classification (CWE)
References
- www.ubuntu.com/usn/USN-2952-1 (vendor-advisory)
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay
- www.php.net/ChangeLog-7.php
- git.php.net/
- support.apple.com/HT206567
- rhn.redhat.com/errata/RHSA-2016-2750.html (vendor-advisory)
- www.debian.org/security/2016/dsa-3560 (vendor-advisory)
- www.ubuntu.com/usn/USN-2952-2 (vendor-advisory)
- lists.apple.com/archives/security-announce/2016/May/msg00004.html (vendor-advisory)
- www.php.net/ChangeLog-5.php
Frequently asked questions
- What is CVE-2016-4070?
- CVE-2016-4070 is a high-severity vulnerability in PHP, classified under CWE-189. CVSS score: 7.5/10. Published 2016-05-20.
- How severe is CVE-2016-4070?
- High severity. CVSS v3 base score is 7.5 out of 10.