CVE-2023-39534
HIGHeprosima Fast DDS < 2.10.0, < 2.9.2, < 2.6.5 - Denial of Service via Malformed GAP Submessage
Title source: llmDescription
eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.10.0, 2.9.2, and 2.6.5, a malformed GAP submessage can trigger assertion failure, crashing FastDDS. Version 2.10.0, 2.9.2, and 2.6.5 contain a patch for this issue.
References (5)
Core 5
Core References
Third Party Advisory
https://www.debian.org/security/2023/dsa-5481
Third Party Advisory x_refsource_confirm
https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-fcr6-x23w-94wp
Third Party Advisory x_refsource_misc
https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-assert-230509.pcap
Third Party Advisory x_refsource_misc
https://github.com/eProsima/Fast-DDS/blob/v2.9.1/include/fastdds/rtps/common/SequenceNumber.h#L238-L252
Third Party Advisory x_refsource_misc
https://github.com/eProsima/Fast-DDS/blob/v2.9.1/src/cpp/rtps/reader/StatefulReader.cpp#L863
Scores
CVSS v3
7.5
EPSS
0.0089
EPSS Percentile
54.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-617
Status
published
Products (4)
debian/debian_linux
11.0
debian/debian_linux
12.0
eprosima/fast_dds
2.10.0 rc1
eprosima/fast_dds
2.6.0 - 2.6.5
Published
Aug 11, 2023
Tracked Since
Feb 18, 2026