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CVE-2017-9118

26
FAUCET Score

CVE-2017-9118 is an Out-of-Bounds access vulnerability in PHP 7.1.5, specifically within the php_pcre_replace_impl function, exploitable through a crafted preg_replace call. This vulnerability affects PHP and NetApp products utilizing the vulnerable PHP version. With a CVSS score of 7.5 (High), it presents a network-exploitable, low-complexity attack that can lead to high availability impact, though it does not compromise confidentiality or integrity. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage, indicating a low current threat landscape.

Impacted Technologies

VendorProductVersion(s)CPE
>= 7.4.0, < 7.4.27CPE matchmatch criteria
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
>= 8.0.0, < 8.0.14CPE matchmatch criteria
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
>= 8.1.0, < 8.1.1CPE matchmatch criteria
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
7.1.5CPE matchmatch criteria
cpe:2.3:a:php:php:7.1.5:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:storage_automation_store:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.95%
Probability of exploitation in next 30 days
EPSS Percentile
85.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0295 is in the 75th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (12)

microsoftpatch availablevia msrc
Product: 16917-16823Fixed in: 7.4.14-3
microsoftpatch availablevia msrc
Product: cbl2 php 7.4.14-3 on CBL Mariner 2.0Fixed in: 7.4.14-3
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-php71-php-0:7.1.30-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUSFixed in: rh-php71-php-0:7.1.30-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUSFixed in: rh-php71-php-0:7.1.30-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-php71-php-0:7.1.30-1.el7
View patch
redhatno patchvia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-php72-php
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: php
redhatno patchvia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-php70-php
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: php
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: php
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: php53

Vendor Advisories (2)

microsoft2018-Aug/CVE-2017-9118Important

PHP 7.1.5 has an Out of bounds access in php_pcre_replace_impl via a crafted preg_replace call.

Aug 14, 2018
redhatCVE-2017-9118Moderate

php: Out of bounds access in php_pcre.c:php_pcre_replace_impl()

May 17, 2017

References

access.redhat.com / errata/RHSA-2019:2519
Third Party Advisory
bugs.php.net / bug.php
ExploitIssue TrackingVendor Advisory
security.netapp.com / advisory/ntap-20181107-0003
Third Party Advisory