PT-2020-20138 · Ruckus · Ruckus Zoneflex R500

Published 2020-01-29 · Updated 2020-01-31 · CVE-2020-8438

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Ruckus ZoneFlex R500 version 104.0.0.0.1347

Description The issue allows an authenticated attacker to execute arbitrary OS commands via the hidden /forms/nslookupHandler form. This can be demonstrated by using the nslookuptarget parameter with a substring like |cat${IFS}.

Recommendations For Ruckus ZoneFlex R500 version 104.0.0.0.1347, as a temporary workaround, consider restricting access to the /forms/nslookupHandler form until a patch is available. Avoid using the nslookuptarget parameter in the affected form until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2020-8438

Affected Products

Ruckus Zoneflex R500

References · 4

• 🔥 https://sku11army.blogspot.com/2020/01/ruckus-rce-ruckus-m500-via-injection-on.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-8438 · Security Note
• https://osv.dev/vulnerability/CVE-2020-8438 · Vendor Advisory
• https://t.me/cvenotify/634 · Telegram Post