PT-2020-14373 · Zyxel · Zyxel Cloudcnm Secumanager

Alexandre Torres + 2 · Published 2020-06-26 · Updated 2022-10-27 · CVE-2020-15339

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 Zyxel CloudCNM SecuManager versions 3.1.0 through 3.1.1

Description The issue concerns a XSS vulnerability. It affects the handle campaign script link endpoint, specifically the script name parameter. The estimated number of potentially affected devices and details about real-world incidents are not provided.

Recommendations For versions 3.1.0 and 3.1.1, consider restricting access to the live/CPEManager/AXCampaignManager/handle campaign script link endpoint to minimize the risk of exploitation. As a temporary workaround, avoid using the script name parameter in the affected endpoint until the issue is resolved. 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-2020-15339

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-2020-15339 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-15339 · Security Note
• https://t.me/cibsecurity/50668 · Telegram Post