Buffer overflow in PHP
CVE-2016-6288
The php_url_parse_ex function in ext/standard/url.c in PHP before 5.5.38 allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via vectors involving the smart_str data type.
Vulnerability class: Buffer Overflow
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: 0.051 (92.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.051 · newest: 0.051 · change: 0.000
Affected products
Weakness classification (CWE)
References
- lists.apple.com/archives/security-announce/2016/Sep/msg00006.html (vendor-advisory)
- www.securityfocus.com/bid/92111 (VDB Entry, Third Party Advisory, vdb-entry)
- rhn.redhat.com/errata/RHSA-2016-2750.html (vendor-advisory)
- bugs.php.net/70480 (Third Party Advisory, Mitigation, Issue Tracking)
- php.net/ChangeLog-5.php (Release Notes)
- www.securitytracker.com/id/1036430 (vdb-entry)
- openwall.com/lists/oss-security/2016/07/24/2 (mailing-list, Mailing List)
- support.apple.com/HT207170
- git.php.net/
Frequently asked questions
- What is CVE-2016-6288?
- CVE-2016-6288 is a critical-severity vulnerability in PHP, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2016-07-25.
- How severe is CVE-2016-6288?
- Critical severity. CVSS v3 base score is 9.8 out of 10.