CVE-2021-35296 json
An issue in the administrator authentication panel of PTCL HG150-Ub v3.0 allows attackers to bypass authentication via modification of the…
published 2021-10-04 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-21939
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.0%
- EPSS 2.0% chance of exploitation in 30 days, percentile 80%
- public exploits
- 0
- none known
Summary
An issue in the administrator authentication panel of PTCL HG150-Ub v3.0 allows attackers to bypass authentication via modification of the cookie value and Response Path.
Exploit prediction
1.99% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/afaq1337/CVE-2021-35296 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
github.com
/afaq1337/CVE-2021-35296
exploit, third-party-advisory
Sources
- CVE List CVE-2021-35296
- NVD CVE-2021-35296
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.