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CVE-2020-15329

19
FAUCET Score

CVE-2020-15329 describes a weak permissions vulnerability (CWE-732) in Zyxel CloudCNM SecuManager versions 3.1.0 and 3.1.1, specifically affecting the Data.fs file. This vulnerability has a CVSS score of 5.3 (Medium), indicating it can be exploited remotely with low complexity to achieve low confidentiality impact without requiring user interaction. There is currently no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB, and it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.1.0CPE matchmatch criteria
cpe:2.3:a:zyxel:cloudcnm_secumanager:3.1.0:*:*:*:*:*:*:*
3.1.1CPE matchmatch criteria
cpe:2.3:a:zyxel:cloudcnm_secumanager:3.1.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.85%
Probability of exploitation in next 30 days
EPSS Percentile
54.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0085 is in the 34th percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

pierrekim.github.io / blog/2020-03-09-zyxel-secumanager-0day-vulnerabilities.html
ExploitThird Party Advisory
zyxel.com / support/vulnerabilities-of-CloudCNM-SecuManager.shtml
Vendor Advisory