CVE-2018-6335

Published: Dic 31, 2018 Last Modified: Mag 06, 2025 EU-VD ID: EUVD-2018-18095 Aliases: GSD-2018-6335
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
MEDIUM 5,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: none
Integrity: none
Availability: partial

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0070
Percentile
0,7th
Updated

EPSS Score Trend (Last 90 Days)

20

Improper Input Validation

Stable
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Confidentiality Integrity
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Read Memory Read Files Or Directories Modify Memory Execute Unauthorized Code Or Commands
Applicable Platforms
All platforms may be affected
Likelihood of Exploit: High
View CWE Details
400

Uncontrolled Resource Consumption

Draft
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Access Control Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Resource Consumption (Other) Bypass Protection Mechanism Other
Applicable Platforms
All platforms may be affected
Likelihood of Exploit: High
View CWE Details
Application

Hhvm by Facebook

Product Information
Vendor Facebook
Product Hhvm
Version Range Affected
To 3.21.10 (inclusive)
cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Hhvm by Facebook

Product Information
Vendor Facebook
Product Hhvm
Version 3.25.2
cpe:2.3:a:facebook:hhvm:3.25.2:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Hhvm by Facebook

Product Information
Vendor Facebook
Product Hhvm
Version 3.24.6
cpe:2.3:a:facebook:hhvm:3.24.6:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/facebook/hhvm/commit/4cb57dd753a339654ca…
Patch Third Party Advisory
https://github.com/facebook/hhvm/commit/4cb57dd753a339654ca464c139db9871fe961d56
https://hhvm.com/blog/2018/05/04/hhvm-3.25.3.html
Vendor Advisory
https://hhvm.com/blog/2018/05/04/hhvm-3.25.3.html
https://github.com/facebook/hhvm/commit/4cb57dd753a339654ca…
Patch Third Party Advisory
https://github.com/facebook/hhvm/commit/4cb57dd753a339654ca464c139db9871fe961d56
https://hhvm.com/blog/2018/05/04/hhvm-3.25.3.html
Vendor Advisory
https://hhvm.com/blog/2018/05/04/hhvm-3.25.3.html