CVE-2017-7798

MEDIUM

Description

The Developer Tools feature suffers from a XUL injection vulnerability due to improper sanitization of the web page source code. In the worst case, this could allow arbitrary code execution when opening a malicious page with the style editor tool. This vulnerability affects Firefox ESR < 52.3 and Firefox < 55.

References

http://www.securityfocus.com/bid/100198

http://www.securitytracker.com/id/1039124

https://access.redhat.com/errata/RHSA-2017:2456

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1371586%2C1372112

https://www.debian.org/security/2017/dsa-3928

https://www.mozilla.org/security/advisories/mfsa2017-18/

https://www.mozilla.org/security/advisories/mfsa2017-19/

Details

Source: MITRE

Published: 2018-06-11

Updated: 2018-08-09

Type: CWE-94

Risk Information

CVSS v2.0

Base Score: 6.8

Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P)

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH