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CVE-2020-5550

26
FAUCET Score

CVE-2020-5550 is a session fixation vulnerability affecting EasyBlocks IPv6 and Enterprise versions 2.0.1 and earlier. This flaw allows remote attackers to impersonate legitimate users and gain unauthorized access to the management console. The vulnerability is rated 8.1 HIGH, indicating a high potential for information alteration or disclosure due to its network-based attack vector and low attack complexity. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.0.1CPE matchmatch criteria
cpe:2.3:o:plathome:easyblocks_ipv6_firmware:*:*:*:*:*:*:*:*
<= 2.0.1CPE matchmatch criteria
cpe:2.3:o:plathome:easyblocks_ipv6_enterprise_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.86%
Probability of exploitation in next 30 days
EPSS Percentile
77.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0186 is in the 76th percentile among its peer group of 14,848 CVEs.

Social Chatter

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

jvn.jp / en/jp/JVN89224521/index.html
Third Party Advisory
plathome.co.jp / software/ipv6-enterprise-v2-0-2
Release NotesVendor Advisory
plathome.co.jp / software/ipv6-v2-0-2
Release NotesVendor Advisory