Auth bypass in Ptcl Hg150-Ub
CVE-2021-35296
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.
Vulnerability class: Broken Authentication
EPSS: 0.020 (79.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Ptcl Hg150-ub
- Ptcl Hg150-ub_firmware — versions 3.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-35296?
- CVE-2021-35296 is a critical-severity vulnerability in Ptcl Hg150-Ub, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-10-04.
- How severe is CVE-2021-35296?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-35296 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.