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CVE-2020-11553

22
FAUCET Score

CVE-2020-11553 describes a pervasive Cross-Site Request Forgery (CSRF) vulnerability affecting Castle Rock SNMPc Online versions prior to 2020-01-28. This high-severity flaw, rated 8.8 CVSS, allows an unauthenticated attacker to trick a logged-in user into performing unintended actions, potentially leading to full compromise of confidentiality, integrity, and availability. While the vulnerability is significant, there is currently no public exploit code available, nor is there evidence of active exploitation or notable community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 12.10.10, < 2020-01-28CPE matchmatch criteria
cpe:2.3:a:castlerock:snmpc_online:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 42nd percentile among its peer group of 14,875 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

medium.com / tsscyber/noc-noc-whos-there-your-nms-is-pwned-1826174e0dee
ExploitThird Party Advisory