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VULNERABILITIES

CVE-2018-6332 Details

Description

A potential denial-of-service issue in the Proxygen handling of invalid HTTP2 settings which can cause the server to spend disproportionate resources. This affects all supported versions of HHVM (3.24.3 and 3.21.7 and below) when using the proxygen server to handle HTTP2 requests.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA: CISA-ADPCVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://hhvm.com/blog/2018/03/15/hhvm-3.25.html CVEVendor Advisory
https://hhvm.com/blog/2018/03/15/hhvm-3.25.html [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-19Data Processing Errors[email protected]
CWE-400Uncontrolled Resource Consumption[email protected]

Affected Products

ProductVersions
facebook hhvm
<= 3.21.7
3.24.3

CPE

  • cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
  • cpe:2.3:a:facebook:hhvm:3.24.3:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

7 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2018-6332
NVD Published Date:
Dec 3, 2018
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2018-6332 Details - Not Deferred