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CVE-2020-13620

22
FAUCET Score

CVE-2020-13620 is a Cross-Site Request Forgery (CSRF) vulnerability affecting Fastweb FASTGate GPON FGA2130FWB devices, allowing attackers to perform administrative actions by tricking a logged-in user into clicking a malicious link. This vulnerability carries a high CVSS score of 8.8, indicating a critical risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While no public exploit code (Metasploit, Nuclei, ExploitDB) or active exploitation (KEV) has been observed, and community discussion and media coverage are minimal, the potential for significant damage remains.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2020-05-26CPE matchmatch criteria
cpe:2.3:o:fastweb:fastgate_gpon_fga2130fwb_firmware:*:*:*:*:*:*:*:*

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
0.54%
Probability of exploitation in next 30 days
EPSS Percentile
42.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0054 is in the 44th 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

lucadidomenico.medium.com / fastgate-gpon-cross-site-request-forgery-cve-2020-13620-e279f3fbaee4
ExploitThird Party Advisory
members.backbox.org / fastgate-gpon-cross-site-request-forgery
ExploitThird Party Advisory