CVE-2020-5550 json
Session fixation vulnerability in EasyBlocks IPv6 Ver.
published 2020-04-08 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-26712
- cvss
- 8.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
Session fixation vulnerability in EasyBlocks IPv6 Ver. 2.0.1 and earlier, and Enterprise Ver. 2.0.1 and earlier allows remote attackers to impersonate a registered user and log in the management console, that may result in information alteration/disclosure via unspecified vectors.
Exploit prediction
1.91% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
| NVD | 2.0 | 5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
Affected products
- Plat'Home Co.,Ltd. EasyBlocks IPv6
Classification
- Weakness
-
- CWE-384 Session Fixation
References
-
plathome.co.jp
/software/ipv6-v2-0-2/
release-notes, vendor-advisory
-
plathome.co.jp
/software/ipv6-enterprise-v2-0-2/
release-notes, vendor-advisory
-
jvn.jp
/en/jp/JVN89224521/index.html
third-party-advisory
Sources
- CVE List CVE-2020-5550
- NVD CVE-2020-5550
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.