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CVE-2016-7398
CRITICAL
A type confusion vulnerability in the merge_param() function of php_http_params.c in PHP's pecl-http extension 3.1.0beta2 (PHP 7) and earlier as well as 2.6.0beta2 (PHP 5) and earlier allows attackers to crash PHP and possibly execute arbitrary code via crafted HTTP requests.
Published: Sep 6, 2019
Modified: Jun 17, 2026
CWE-704
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (10)
| Vendor | Product | Version |
|---|---|---|
| php | ext-http | * |
| php | ext-http | * ≥ 3.0.0 |
| php | ext-http | 2.6.0 |
| php | ext-http | 2.6.0 |
| php | ext-http | 2.6.0 |
| php | ext-http | 2.6.0 |
| php | ext-http | 3.1.0 |
| php | ext-http | 3.1.0 |
| php | ext-http | 3.1.0 |
| php | ext-http | 3.1.0 |
GitHub Security Advisory GHSA-jx2x-3hjr-6vp8
A type confusion vulnerability in the merge_param() function of php_http_params.c in PHP's pecl...
References (8)
- https://bugs.php.net/bug.php?id=73055 Exploit, Mailing List, Vendor Advisory
- https://bugs.php.net/bug.php?id=73055&edit=1 Exploit, Vendor Advisory
- https://github.com/m6w6/ext-http/commit/17137d4ab1ce81a2cee0fae842340a344ef3da83 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00022.html
- https://bugs.php.net/bug.php?id=73055 Exploit, Mailing List, Vendor Advisory
- https://bugs.php.net/bug.php?id=73055&edit=1 Exploit, Vendor Advisory
- https://github.com/m6w6/ext-http/commit/17137d4ab1ce81a2cee0fae842340a344ef3da83 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00022.html
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
6.80%
Top 6% most likely to be exploited
Threat Score
41.2 / 100
Data Sources
NVD
EPSS
GitHub