Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2017-7821 First vendor Publication 2018-06-11
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7821

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-732 Incorrect Permission Assignment for Critical Resource (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 597

Nessus® Vulnerability Scanner

Date Description
2017-10-06 Name : A web browser installed on the remote macOS or Mac OS X host is affected by m...
File : macosx_firefox_56_0.nasl - Type : ACT_GATHER_INFO
2017-10-06 Name : A web browser installed on the remote Windows host is affected by multiple vu...
File : mozilla_firefox_56_0.nasl - Type : ACT_GATHER_INFO
2017-10-05 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-3435-2.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-3435-1.nasl - Type : ACT_GATHER_INFO
2017-09-29 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_1098a15bb0f642b7b5c78a8646e8be07.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

http://www.securityfocus.com/bid/101057
http://www.securitytracker.com/id/1039465
https://bugzilla.mozilla.org/show_bug.cgi?id=1346515
https://www.mozilla.org/security/advisories/mfsa2017-21/
Source Url

Alert History

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Date Informations
2024-11-28 13:09:20
  • Multiple Updates
2024-11-01 01:50:17
  • Multiple Updates
2024-10-23 12:49:07
  • Multiple Updates
2024-10-23 01:49:39
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2024-10-22 12:49:41
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2024-08-02 12:50:51
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2024-08-02 01:14:35
  • Multiple Updates
2024-02-10 01:45:28
  • Multiple Updates
2024-02-02 01:49:15
  • Multiple Updates
2024-02-01 12:13:55
  • Multiple Updates
2023-09-05 12:47:15
  • Multiple Updates
2023-09-05 01:13:38
  • Multiple Updates
2023-09-02 12:46:47
  • Multiple Updates
2023-09-02 01:13:55
  • Multiple Updates
2023-08-22 12:42:00
  • Multiple Updates
2023-07-14 01:13:21
  • Multiple Updates
2022-10-11 01:13:19
  • Multiple Updates
2021-05-04 13:05:05
  • Multiple Updates
2021-04-22 02:18:44
  • Multiple Updates
2020-10-14 01:19:54
  • Multiple Updates
2020-10-03 01:20:13
  • Multiple Updates
2020-05-29 01:18:05
  • Multiple Updates
2020-05-23 02:08:50
  • Multiple Updates
2020-05-23 01:04:13
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2019-10-03 09:20:34
  • Multiple Updates
2019-06-26 12:09:14
  • Multiple Updates
2018-12-04 12:09:15
  • Multiple Updates
2018-07-31 12:05:15
  • Multiple Updates
2018-07-03 17:19:13
  • Multiple Updates
2018-06-26 00:19:18
  • Multiple Updates
2018-06-13 09:19:18
  • Multiple Updates
2018-06-12 00:19:10
  • First insertion