Vulnerability in PHP
CVE-2015-8617
Format string vulnerability in the zend_throw_or_error function in Zend/zend_execute_API.c in PHP 7.x before 7.0.1 allows remote attackers to execute arbitrary code via format string specifiers in a string that is misused as a class name, leading to incorrect error handling.
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: 0.228 (97.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.228 · newest: 0.228 · change: 0.000
Affected products
- PHP — versions 7.0.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/php/php-src/commit/b101a6bbd4f2181c360bd38e7683df4a03cba83e
- www.securitytracker.com/id/1034543 (vdb-entry)
- php.net/ChangeLog-7.php (Vendor Advisory)
- bugs.php.net/bug.php (Exploit)
Frequently asked questions
- What is CVE-2015-8617?
- CVE-2015-8617 is a critical-severity vulnerability in PHP, classified under Use of Externally-Controlled Format String. CVSS score: 9.8/10. Published 2016-01-19.
- How severe is CVE-2015-8617?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2015-8617 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.