CVE-2017-7836
HIGHFirefox < 57 - Privilege Escalation via Pingsender Dynamic Library Loading
Title source: llmDescription
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.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-24/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/101832
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1039803
Issue Tracking, Permissions Required x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1401339
Scores
CVSS v3
7.8
EPSS
0.0009
EPSS Percentile
24.9%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-427
Status
published
Products (1)
mozilla/firefox
< 56.0.2
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026