PT-2020-14372 · Zyxel · Zyxel Cloudcnm Secumanager

Alexandre Torres + 1 · Published 2020-06-26 · Updated 2022-10-27 · CVE-2020-15338

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Zyxel CloudCNM SecuManager versions 3.1.0 through 3.1.1

Description The issue is related to the use of GET request method with sensitive query strings for /cnr requests. This could potentially expose sensitive information.

Recommendations For versions 3.1.0 and 3.1.1, consider restricting access to the /cnr API endpoint until a fix is available. As a temporary workaround, avoid using sensitive query strings in GET requests to the /cnr endpoint.

Exploit

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2020-15338

Affected Products

Zyxel Cloudcnm Secumanager

References · 5

• 🔥 https://pierrekim.github.io/blog/2020-03-09-zyxel-secumanager-0day-vulnerabilities.html · Exploit
• https://zyxel.com/support/vulnerabilities-of-CloudCNM-SecuManager.shtml · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-15338 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-15338 · Security Note
• https://t.me/cibsecurity/50649 · Telegram Post