CVE-2023-39949: high-severity vulnerability in eProsima Fast-DDS
Improper validation of sequence numbers leading to remotely reachable assertion failure
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 1.0%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
eProsima · Fast-DDSRelated CVEs — eProsima Fast-DDS
In the same product, most dangerous first.
CVE-2023-39948HIGHUncaught fastcdr exception (Unexpected CDR type received) crashing fastddsEPSS 1.0%CVE-2023-39534HIGHMalformed GAP submessage triggers assertion failureEPSS 1.0%CVE-2023-42459HIGHMalformed DATA submessage leads to bad-free error in Fast-DDSEPSS 1.0%CVE-2023-39947HIGHAnother heap overflow in push_back_helperEPSS 1.0%CVE-2024-28231CRITICALManipulated DATA Submessage causes a heap-buffer-overflow errorEPSS 0.9%CVE-2023-39945HIGHMalformed serialized data in a data submessage leads to unhandled exceptionEPSS 0.9%