PT-2021-3591 · Fortinet · Fortiwan

Published 2021-07-07 · Updated 2025-01-21 · CVE-2021-26115

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions FortiWAN versions 4.5.7 and earlier

Description The issue exists due to the lack of neutralization of special elements used in the operating system command. Exploitation of this issue may allow an attacker to escalate their privileges. A local, authenticated, and unprivileged attacker may be able to escalate their privileges to root via executing a specially-crafted command. This is an OS command injection issue.

Recommendations For FortiWAN versions 4.5.7 and earlier, update to a version that includes a fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

OS Command Injection

XSS

Weakness Enumeration

CWE-78

CWE-79

Related Identifiers

BDU:2021-03695

CVE-2021-26115

Affected Products

Fortiwan

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-26115 · Security Note
• https://bdu.fstec.ru/vul/2021-03695 · Security Note
• https://osv.dev/vulnerability/CVE-2021-26115 · Vendor Advisory
• https://fortiguard.fortinet.com/psirt/FG-IR-21-069 · Vendor Advisory
• https://t.me/cvedetector/13318 · Telegram Post
• https://fortiguard.com/psirt/FG-IR-21-069 · Note
• https://twitter.com/CVEnew/status/1869702497306362361 · Twitter Post