Description
MOOS core-moos through 10.4.0 fails to validate packet length declarations in CMOOSCommPkt::OnBytesWritten(), allowing unauthenticated attackers to trigger unbounded buffer allocation by sending crafted wire packets. Attackers can send packets with large declared lengths to exhaust server memory and cause denial of service before client authentication completes.
Published: 2026-09-03
Score: 8.7 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 03 Sep 2026 22:45:00 +0000

Type Values Removed Values Added
Description MOOS core-moos through 10.4.0 fails to validate packet length declarations in CMOOSCommPkt::OnBytesWritten(), allowing unauthenticated attackers to trigger unbounded buffer allocation by sending crafted wire packets. Attackers can send packets with large declared lengths to exhaust server memory and cause denial of service before client authentication completes.
Title MOOS core-moos through 10.4.0 MOOSDB Denial of Service via Unbounded Packet Allocation
Weaknesses CWE-789
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'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-03T22:38:32.543Z

Reserved: 2026-09-03T19:50:58.488Z

Link: CVE-2026-85442

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-03T23:17:23.883

Modified: 2026-09-03T23:17:23.883

Link: CVE-2026-85442

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T23:30:11Z

Weaknesses