4.7
CVSSv3

CVE-2017-7796

Published: 11/06/2018 Updated: 09/08/2018
CVSS v2 Base Score: 3.3 | Impact Score: 4.9 | Exploitability Score: 3.4
CVSS v3 Base Score: 4.7 | Impact Score: 3.6 | Exploitability Score: 1
VMScore: 294
Vector: AV:L/AC:M/Au:N/C:N/I:P/A:P

Vulnerability Summary

On Windows systems, the logger run by the Windows updater deletes the file "update.log" before it runs in order to write a new log of that name. The path to this file is supplied at the command line to the updater and could be used in concert with another local exploit to delete a different file named "update.log" instead of the one intended. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Firefox < 55.

Vulnerability Trend

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mozilla firefox

Vendor Advisories

Mozilla Foundation Security Advisory 2017-18 Security vulnerabilities fixed in Firefox 55 Announced August 8, 2017 Impact critical Products Firefox Fixed in Firefox 55 ...