CVE-2018-25193

Mongoose Web Server 6.9 Denial of Service via Socket Connection

Published Mar 6, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
Mongoose Web Server 6.9 contains a denial of service vulnerability that allows remote attackers to crash the service by establishing multiple socket connections. Attackers can repeatedly create connections to the default port and send malformed data to exhaust server resources and cause service unavailability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Cesanta mongoose
CPEs cpe:2.3:a:cesanta:mongoose:6.9:*:*:*:*:*:*:*
Vendors & Products Cesanta mongoose
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Cesanta
Cesanta mongoose Web Server
Vendors & Products Cesanta
Cesanta mongoose Web Server
Type Values Removed Values Added
Description Mongoose Web Server 6.9 contains a denial of service vulnerability that allows remote attackers to crash the service by establishing multiple socket connections. Attackers can repeatedly create connections to the default port and send malformed data to exhaust server resources and cause service unavailability.
Title Mongoose Web Server 6.9 Denial of Service via Socket Connection
Weaknesses CWE-1188
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jul 15, 2026, 1:23 AM
Reserved
Mar 6, 2026, 11:59 AM
Status
Deferred
Published
Mar 6, 2026, 1:16 PM
Modified
Jun 17, 2026, 1:54 AM