An authentication bypass issue was discovered in Dasan Switch DS2924 web based interface, firmware versions 1.01.18 and 1.02.00, allowing a…

published 2025-11-19 11mo ago modified 2026-11-05 4d ago also EUVD-2025-198190

cvss: 9.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits: 0; none known

An authentication bypass issue was discovered in Dasan Switch DS2924 web based interface, firmware versions 1.01.18 and 1.02.00, allowing attackers to gain escalated privileges via storing crafted cookies in the web browser.

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CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: total
Assessed: 11mo ago (2025-11-20)

Exploit prediction

0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

github.com https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-63206_Dasan%20Switch%20DS2924%20Authentication%20Bypass referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness

CWE-306 Missing Authentication for Critical Functionality

References

github.com /shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-63206_Dasan%20Switch%20DS2924%20Authentication%20Byp
exploit, third-party-advisory
dasansmc.com /
broken-link

Sources

CVE List CVE-2025-63206
NVD CVE-2025-63206

Fencer Intel 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.