Executive Summary

Informations
Name CVE-2018-6335 First vendor Publication 2018-12-31
Vendor Cve Last vendor Modification 2019-10-09

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A Malformed h2 frame can cause 'std::out_of_range' exception when parsing priority meta data. This behavior can lead to denial-of-service. This affects all supported versions of HHVM (3.25.2, 3.24.6, and 3.21.10 and below) when using the proxygen server to handle HTTP2 requests.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6335

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3

Sources (Detail)

Source Url
MISC https://github.com/facebook/hhvm/commit/4cb57dd753a339654ca464c139db9871fe961d56
https://hhvm.com/blog/2018/05/04/hhvm-3.25.3.html

Alert History

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Date Informations
2021-05-04 13:20:22
  • Multiple Updates
2021-04-22 02:35:25
  • Multiple Updates
2020-05-23 02:19:47
  • Multiple Updates
2020-05-23 01:18:48
  • Multiple Updates
2019-10-11 05:20:31
  • Multiple Updates
2019-10-10 05:20:45
  • Multiple Updates
2019-02-01 12:07:26
  • Multiple Updates
2019-01-14 17:19:30
  • Multiple Updates
2019-01-01 00:21:59
  • First insertion