National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7836 Detail

Current Description

The "pingsender" executable used by the Firefox Health Report dynamically loads a system copy of libcurl, which an attacker could replace. This allows for privilege escalation as the replaced libcurl code will run with Firefox's privileges. Note: This attack requires an attacker have local system access and only affects OS X and Linux. Windows systems are not affected. This vulnerability affects Firefox < 57.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.8 HIGH
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/101832 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039803 Third Party Advisory VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1401339 Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2017-24/ Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-427 Uncontrolled Search Path Element NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
56.0.2
Running on/with
 cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7836
NVD Published Date:
06/11/2018
NVD Last Modified:
10/02/2019