Resource exhaustion in PHP
CVE-2017-11142
In PHP before 5.6.31, 7.x before 7.0.17, and 7.1.x before 7.1.3, remote attackers could cause a CPU consumption denial of service attack by injecting long form variables, related to main/php_variables.c.
Vulnerability class: DoS (Denial of Service)
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: 0.083 (94.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.083 · newest: 0.083 · change: 0.000
Affected products
- PHP — versions 7.0.0, 7.0.1, 7.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/php/php-src/commit/0f8cf3b8497dc45c010c44ed9e96518e11e19fc3 (Patch, Third Party Advisory)
- openwall.com/lists/oss-security/2017/07/10/6 (Mailing List)
- www.tenable.com/security/tns-2017-12
- bugs.php.net/bug.php (Vendor Advisory)
- github.com/php/php-src/commit/a15bffd105ac28fd0dd9b596632dbf035238fda3 (Patch, Third Party Advisory)
- php.net/ChangeLog-5.php (Release Notes, Vendor Advisory)
- security.netapp.com/advisory/ntap-20180112-0001/
- www.securityfocus.com/bid/99601 (vdb-entry)
- www.debian.org/security/2018/dsa-4081 (vendor-advisory)
- php.net/ChangeLog-7.php (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-11142?
- CVE-2017-11142 is a high-severity vulnerability in PHP, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2017-07-10.
- How severe is CVE-2017-11142?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-11142 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.