PT-2021-13794 · Unknown · Gryphon Tower Router

Published 2021-12-09 · Updated 2021-12-13 · CVE-2021-20137

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Gryphon Tower router (affected versions not specified)

Description: A reflected cross-site scripting issue exists in the url parameter of the "/cgi-bin/luci/site access/" page on the Gryphon Tower router's web interface. An attacker could exploit this by tricking a user into following a specially crafted link, granting the attacker JavaScript execution in the context of the victim's browser.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-20137

Affected Products

Gryphon Tower Router

References · 4

• 🔥 https://tenable.com/security/research/tra-2021-51 · Exploit
• https://osv.dev/vulnerability/CVE-2021-20137 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-20137 · Security Note
• https://t.me/cibsecurity/33700 · Telegram Post