CVE-2017-7836: The "pingsender" executable used by the Firefox Health Report dynamically loads a system copy of libcurl, which an attacker could replace. This allows for…

PriorityP336high7.8CVSS 3.0

AVLACLPRLUINSUCHIHAH

EPSS

0.34%

25.4th percentile

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.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
debian	firefox	< firefox 57.0-1 (sid)	firefox 57.0-1 (sid)
mozilla	firefox	<= 56.0.2	—
mozilla	firefox	>= unspecified < 57	57

CVSS provenance

nvdv3.07.8HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P

vendor_debian7.8HIGH

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