Executive Summary

Informations
Name CVE-2017-16790 First vendor Publication 2018-08-06
Vendor Cve Last vendor Modification 2018-10-11

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:S/C:P/I:N/A:N)
Cvss Base Score 4 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in Symfony before 2.7.38, 2.8.31, 3.2.14, 3.3.13, 3.4-BETA5, and 4.0-BETA5. When a form is submitted by the user, the request handler classes of the Form component merge POST data and uploaded files data into one array. This big array forms the data that are then bound to the form. At this stage there is no difference anymore between submitted POST data and uploaded files. A user can send a crafted HTTP request where the value of a "FileType" is sent as normal POST data that could be interpreted as a local file path on the server-side (for example, "file:///etc/passwd"). If the application did not perform any additional checks about the value submitted to the "FileType", the contents of the given file on the server could have been exposed to the attacker.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16790

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 171
Os 1

Nessus® Vulnerability Scanner

Date Description
2018-08-06 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4262.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
CONFIRM https://symfony.com/blog/cve-2017-16790-ensure-that-submitted-data-are-upload...
DEBIAN https://www.debian.org/security/2018/dsa-4262

Alert History

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Date Informations
2021-05-05 01:25:08
  • Multiple Updates
2021-05-04 12:59:14
  • Multiple Updates
2021-04-22 02:12:19
  • Multiple Updates
2020-05-23 02:04:25
  • Multiple Updates
2020-05-23 00:58:00
  • Multiple Updates
2018-10-11 21:20:10
  • Multiple Updates
2018-08-07 00:19:17
  • First insertion