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CVE

CVE-2023-49262

The authentication mechanism can be bypassed by overflowing the value of the Cookie "authentication" field, provided the

The authentication mechanism can be bypassed by overflowing the value of the Cookie "authentication" field, provided there is an active user session.

CRITICAL · CVSS 9.8 EPSS 0.00021
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
CWE-287Improper Authentication
▤

Affected Products & Versions

1
hongdian h8951-4g-esp firmware< 2310271149
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cvd@cert.pl
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Jan 2024 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cert.pl/en/posts/2024/01/CVE-2023-49253/Third Party Advisory
https://cert.pl/posts/2024/01/CVE-2023-49253/Third Party Advisory
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