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CVE-2021-20119
The password change utility for the Arris SurfBoard SB8200 can have safety measures bypassed that allow any logged-in user to change the…
High7.1EPSS 0.46%
- Published
- Updated
- Reserved
- Assigned by
- tenable
Description
The password change utility for the Arris SurfBoard SB8200 can have safety measures bypassed that allow any logged-in user to change the administrator password.
Timeline
ID reserved
By tenable
- 11 months later
· 11 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.1 | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.46% · top 60% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Weakness
- Insecure Password Change Utility
- CWE-863 (opens in a new tab)All about CWE-863 and its CVEs
Affected products
Arris SurfBoard SB8200
- affected Arris SurfBoard SB8200 AB01.02.053.01_112320_193.0A.NSH
References (1)
- https://www.tenable.com/security/research/tra-2021-49 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-20119)Record last updated .