National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7765 Detail

Current Description

The "Mark of the Web" was not correctly saved on Windows when files with very long names were downloaded from the Internet. Without the Mark of the Web data, the security warning that Windows displays before running executables downloaded from the Internet is not shown. Note: This attack only affects Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/99057 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038689 Third Party Advisory VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1273265 Issue Tracking Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-15/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-16/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-17/ Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:mozilla:firefox
     Show Matching CPE(s)
Up to (excluding)
54.0
 cpe:/a:mozilla:firefox_esr
     Show Matching CPE(s)
Up to (excluding)
52.2.0
 cpe:/a:mozilla:thunderbird
     Show Matching CPE(s)
Up to (excluding)
52.2.0
Running on/with
 cpe:/o:microsoft:windows:-
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7765
NVD Published Date:
06/11/2018
NVD Last Modified:
10/02/2019