PT-2017-3086 · Fortinet · Fortios

Published 2017-06-15 · Updated 2017-09-15 · CVE-2017-7734

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Fortinet FortiOS versions 5.4.0 through 5.4.4

Description The issue allows attackers to execute unauthorized code or commands via the Comments field while saving Config Revisions, enabling remote attackers to perform Cross-Site Scripting attacks by entering malicious code in the Comments field and saving configuration changes.

Recommendations For Fortinet FortiOS versions 5.4.0 through 5.4.4, avoid using the Comments field when saving Config Revisions until a patch is available. As a temporary workaround, consider restricting access to the Config Revisions feature to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2017-02456

CVE-2017-7734

Affected Products

Fortios

References · 7

• https://osv.dev/vulnerability/CVE-2017-7734 · Vendor Advisory
• https://fortiguard.com/advisory/FG-IR-17-127 · Vendor Advisory
• https://bdu.fstec.ru/vul/2017-02456 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2017-7734 · Security Note
• http://fortiguard.com/psirt/FG-IR-17-127 · Note
• http://securitytracker.com/id/1038705 · Note
• http://securityfocus.com/bid/99098 · Note