CVE-2023-39949

Improper validation of sequence numbers leading to remotely reachable assertion failure

Published Aug 11, 2023 CVSS 3.1 · 7.5 High EPSS 1.0% KEV · Not listed
Description
eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.9.1 and 2.6.5, improper validation of sequence numbers may lead to remotely reachable assertion failure. This can remotely crash any Fast-DDS process. Versions 2.9.1 and 2.6.5 contain a patch for this issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5481-1 fastdds security update
EUVD EUVD EUVD-2023-43647 eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.9.1 and 2.6.5, improper validation of sequence numbers may lead to remotely reachable assertion failure. This can remotely crash any Fast-DDS process. Versions 2.9.1 and 2.6.5 contain a patch for this issue.
Ubuntu USN Ubuntu USN USN-6306-1 Fast DDS vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Feb 13, 2025, 5:03 PM
Reserved
Aug 7, 2023, 4:27 PM
Status
Modified
Published
Aug 11, 2023, 2:15 PM
Modified
Jun 17, 2026, 6:13 AM