Privilege Escalation Vulnerability in Firefox Health Report's pingsender Executable

CVE-2017-7836 · MEDIUM Severity

AV:L/AC:L/AU:N/C:P/I:P/A:P

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.

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