CVE-2017-9120

Name: CVE-2017-9120
Creator: NVD / NIST
Published: 2018-08-02T15:29:00.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 7.56%

Last modified Jun 17, 2026

CVE-2017-9120 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. PHP 7.x through 7.1.5 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a long string because of an Integer overflow in mysqli_real_escape_string.. EPSS estimates a 7.56% chance of exploitation in the next 30 days.

Description

PHP 7.x through 7.1.5 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a long string because of an Integer overflow in mysqli_real_escape_string.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

7.56%

93.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Php	Php	>= 7.0.0, <= 7.1.5
Php	Php	>= 7.4.0, < 7.4.23
Php	Php	>= 8.0.0, < 8.0.10
Netapp	Storage Automation Store	All versions

References

https://access.redhat.com/errata/RHSA-2019:2519Third Party Advisory
https://bugs.php.net/bug.php?id=74544Exploit, Issue Tracking, Patch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20181107-0003/Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2519Third Party Advisory
https://bugs.php.net/bug.php?id=74544Exploit, Issue Tracking, Patch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20181107-0003/Third Party Advisory

Timeline

Published: Aug 2, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-9120?

How severe is CVE-2017-9120?

CVE-2017-9120 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 7.56% probability of exploitation in the next 30 days.

How do I fix CVE-2017-9120?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-9120?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST